diff --git a/src/helpers/mod.ts b/src/helpers/mod.ts
index 5d928852c..639177c4e 100644
--- a/src/helpers/mod.ts
+++ b/src/helpers/mod.ts
@@ -114,8 +114,9 @@ import { getGuildTemplates } from "./templates/get_guild_templates.ts";
 import { getTemplate } from "./templates/get_template.ts";
 import { syncGuildTemplate } from "./templates/sync_guild_template.ts";
 // Type Guards
-import { isActionRow } from "./type_guards/is_action_row.ts";
 import { isButton } from "./type_guards/is_button.ts";
+import { isSelectMenu } from "./type_guards/is_select_menu.ts";
+
 import { createWebhook } from "./webhooks/create_webhook.ts";
 import { deleteWebhook } from "./webhooks/delete_webhook.ts";
 import { deleteWebhookMessage } from "./webhooks/delete_webhook_message.ts";
@@ -239,8 +240,8 @@ export {
   guildBannerURL,
   guildIconURL,
   guildSplashURL,
-  isActionRow,
   isButton,
+  isSelectMenu,
   isChannelSynced,
   kick,
   kickMember,
diff --git a/src/helpers/type_guards/is_action_row.ts b/src/helpers/type_guards/is_action_row.ts
deleted file mode 100644
index 145f89a60..000000000
--- a/src/helpers/type_guards/is_action_row.ts
+++ /dev/null
@@ -1,8 +0,0 @@
-import type { ActionRow } from "../../types/messages/components/action_row.ts";
-import type { MessageComponent } from "../../types/messages/components/message_components.ts";
-import { MessageComponentTypes } from "../../types/messages/components/message_component_types.ts";
-
-/** A type guard function to tell if it is a action row component */
-export function isActionRow(component: MessageComponent): component is ActionRow {
-  return component.type === MessageComponentTypes.ActionRow;
-}
diff --git a/src/helpers/type_guards/is_button.ts b/src/helpers/type_guards/is_button.ts
index 89483cd94..236d28fe9 100644
--- a/src/helpers/type_guards/is_button.ts
+++ b/src/helpers/type_guards/is_button.ts
@@ -1,8 +1,7 @@
 import type { ButtonComponent } from "../../types/messages/components/button_component.ts";
-import type { MessageComponent } from "../../types/messages/components/message_components.ts";
-import { MessageComponentTypes } from "../../types/messages/components/message_component_types.ts";
+import type { ActionRoleComponents } from "../../types/messages/components/message_components.ts";
 
 /** A type guard function to tell if it is a button component */
-export function isButton(component: MessageComponent): component is ButtonComponent {
-  return component.type === MessageComponentTypes.Button;
+export function isButton(component: ActionRoleComponents): component is ButtonComponent {
+  return Reflect.has(component, "type");
 }
diff --git a/src/helpers/type_guards/is_select_menu.ts b/src/helpers/type_guards/is_select_menu.ts
new file mode 100644
index 000000000..1e77f5319
--- /dev/null
+++ b/src/helpers/type_guards/is_select_menu.ts
@@ -0,0 +1,7 @@
+import type { ActionRoleComponents } from "../../types/messages/components/message_components.ts";
+import { SelectMenuComponent } from "../../types/messages/components/select_menu.ts";
+
+/** A type guard function to tell if it is a button component */
+export function isSelectMenu(component: ActionRoleComponents): component is SelectMenuComponent {
+  return !Reflect.has(component, "type");
+}
diff --git a/src/types/interactions/commands/application_command_interaction_data.ts b/src/types/interactions/commands/application_command_interaction_data.ts
index e209cd208..1be81169a 100644
--- a/src/types/interactions/commands/application_command_interaction_data.ts
+++ b/src/types/interactions/commands/application_command_interaction_data.ts
@@ -11,8 +11,4 @@ export interface ApplicationCommandInteractionData {
   resolved?: ApplicationCommandInteractionDataResolved;
   /** The params + values from the user */
   options?: ApplicationCommandInteractionDataOption[];
-  /** with the value you defined for this component */
-  customId?: string;
-  /** The type of this component */
-  componentType?: 2;
 }
diff --git a/src/types/interactions/interaction.ts b/src/types/interactions/interaction.ts
index 09dc367cc..4d2181981 100644
--- a/src/types/interactions/interaction.ts
+++ b/src/types/interactions/interaction.ts
@@ -3,17 +3,32 @@ import { User } from "../users/user.ts";
 import { ApplicationCommandInteractionData } from "./commands/application_command_interaction_data.ts";
 import { InteractionGuildMember } from "./interaction_guild_member.ts";
 import { DiscordInteractionTypes } from "./interaction_types.ts";
+import { SelectMenuData } from "../messages/components/select_data.ts";
+import { ButtonData } from "../messages/components/button_data.ts";
 
 /** https://discord.com/developers/docs/interactions/slash-commands#interaction */
 export interface Interaction {
+  /** The command data payload */
+  data?: ApplicationCommandInteractionData | ButtonData | SelectMenuData;
+}
+
+export interface SlashCommandInteraction extends BaseInteraction {
+  type: DiscordInteractionTypes.ApplicationCommand;
+  data?: ApplicationCommandInteractionData;
+}
+
+export interface ComponentInteraction extends BaseInteraction {
+  type: DiscordInteractionTypes.MessageComponent;
+  data?: ButtonData | SelectMenuData;
+}
+
+export interface BaseInteraction {
   /** Id of the interaction */
   id: string;
   /** Id of the application this interaction is for */
   applicationId: string;
   /** The type of interaction */
   type: DiscordInteractionTypes;
-  /** The command data payload */
-  data?: ApplicationCommandInteractionData;
   /** The guild it was sent from */
   guildId?: string;
   /** The channel it was sent from */
diff --git a/src/types/messages/components/action_row.ts b/src/types/messages/components/action_row.ts
index 27a4a26e2..09e9f2a8d 100644
--- a/src/types/messages/components/action_row.ts
+++ b/src/types/messages/components/action_row.ts
@@ -1,9 +1,15 @@
 import { ButtonComponent } from "./button_component.ts";
+import { SelectMenuComponent } from "./select_menu.ts";
 
 // TODO: add docs link
 export interface ActionRow {
   /** Action rows are a group of buttons. */
   type: 1;
-  /** The button components */
-  components: ButtonComponent[];
+  /** The components in this row */
+  components:
+    | [SelectMenuComponent | ButtonComponent]
+    | [ButtonComponent, ButtonComponent]
+    | [ButtonComponent, ButtonComponent, ButtonComponent]
+    | [ButtonComponent, ButtonComponent, ButtonComponent, ButtonComponent]
+    | [ButtonComponent, ButtonComponent, ButtonComponent, ButtonComponent, ButtonComponent];
 }
diff --git a/src/types/messages/components/button_data.ts b/src/types/messages/components/button_data.ts
new file mode 100644
index 000000000..6080abfe8
--- /dev/null
+++ b/src/types/messages/components/button_data.ts
@@ -0,0 +1,6 @@
+export interface ButtonData {
+  /** with the value you defined for this component */
+  customId: string;
+  /** The type of this component */
+  componentType: 2;
+}
diff --git a/src/types/messages/components/message_component_types.ts b/src/types/messages/components/message_component_types.ts
index 18e37875e..410653c0b 100644
--- a/src/types/messages/components/message_component_types.ts
+++ b/src/types/messages/components/message_component_types.ts
@@ -4,6 +4,8 @@ export enum DiscordMessageComponentTypes {
   ActionRow = 1,
   /** A button! */
   Button,
+  /** A select menu. */
+  SelectMenu,
 }
 
 export type MessageComponentTypes = DiscordMessageComponentTypes;
diff --git a/src/types/messages/components/message_components.ts b/src/types/messages/components/message_components.ts
index 045b0f75a..d0d9e5d8d 100644
--- a/src/types/messages/components/message_components.ts
+++ b/src/types/messages/components/message_components.ts
@@ -1,6 +1,7 @@
 import { ActionRow } from "./action_row.ts";
 import { ButtonComponent } from "./button_component.ts";
+import { SelectMenuComponent } from "./select_menu.ts";
 
-export type MessageComponent = ActionRow | ButtonComponent;
+export type ActionRoleComponents = ButtonComponent | SelectMenuComponent;
 
-export type MessageComponents = MessageComponent[];
+export type MessageComponents = ActionRow[];
diff --git a/src/types/messages/components/select_data.ts b/src/types/messages/components/select_data.ts
new file mode 100644
index 000000000..241498695
--- /dev/null
+++ b/src/types/messages/components/select_data.ts
@@ -0,0 +1,8 @@
+export interface SelectMenuData {
+  /** The type of component */
+  componentType: 3;
+  /** The custom id provided for this component. */
+  customId: string;
+  /** The values chosen by the user. */
+  values: string[];
+}
diff --git a/src/types/messages/components/select_menu.ts b/src/types/messages/components/select_menu.ts
new file mode 100644
index 000000000..6ddf342ef
--- /dev/null
+++ b/src/types/messages/components/select_menu.ts
@@ -0,0 +1,14 @@
+import { SelectOption } from "./select_option.ts";
+
+export interface SelectMenuComponent {
+    /** A custom identifier for this component. Maximum 100 characters. */
+    customId: string;
+    /** A custom placeholder text if nothing is selected. Maximum 100 characters. */
+    placeholder?: string;
+    /** The minimum number of items that must be selected. Default 1. Between 1-25. */
+    minValues?: number;
+    /** The maximum number of items that can be selected. Default 1. Between 1-25. */
+    maxValues?: number;
+    /** The choices! Maximum of 25 items. */
+    options: SelectOption[];
+}
\ No newline at end of file
diff --git a/src/types/messages/components/select_option.ts b/src/types/messages/components/select_option.ts
new file mode 100644
index 000000000..390226a31
--- /dev/null
+++ b/src/types/messages/components/select_option.ts
@@ -0,0 +1,21 @@
+export interface SelectOption {
+  /** The user-facing name of the option. Maximum 25 characters. */
+  label: string;
+  /** The dev-defined value of the option. Maximum 100 characters. */
+  value: string;
+  /** An additional description of the option. Maximum 50 characters. */
+  description?: string;
+  /** The id, name, and animated properties of an emoji. */
+  emoji?:
+    | string
+    | {
+        /** Emoji id */
+        id?: string;
+        /** Emoji name */
+        name?: string;
+        /** Whether this emoji is animated */
+        animated?: boolean;
+      };
+  /** Will render this option as already-selected by default. */
+  default: boolean;
+}
diff --git a/src/types/messages/mod.ts b/src/types/messages/mod.ts
index 3b700f956..2d8486264 100644
--- a/src/types/messages/mod.ts
+++ b/src/types/messages/mod.ts
@@ -6,6 +6,9 @@ export * from "./components/button_component.ts";
 export * from "./components/button_styles.ts";
 export * from "./components/message_component_types.ts";
 export * from "./components/message_components.ts";
+export * from "./components/select_data.ts";
+export * from "./components/select_menu.ts";
+export * from "./components/select_option.ts";
 export * from "./create_message.ts";
 export * from "./edit_message.ts";
 export * from "./get_messages.ts";
diff --git a/src/util/utils.ts b/src/util/utils.ts
index 43d48466e..4e69fc8a5 100644
--- a/src/util/utils.ts
+++ b/src/util/utils.ts
@@ -1,6 +1,5 @@
 import { encode } from "./deps.ts";
 import { eventHandlers } from "../bot.ts";
-import { isActionRow } from "../helpers/type_guards/is_action_row.ts";
 import { isButton } from "../helpers/type_guards/is_button.ts";
 import { Errors } from "../types/discordeno/errors.ts";
 import type { ApplicationCommandOption } from "../types/interactions/commands/application_command_option.ts";
@@ -215,43 +214,6 @@ export function validateComponents(components: MessageComponents) {
   let actionRowCounter = 0;
 
   for (const component of components) {
-    // 5 Link buttons can not have a customId
-    if (isButton(component)) {
-      if (component.type === ButtonStyles.Link && component.customId) {
-        throw new Error(Errors.LINK_BUTTON_CANNOT_HAVE_CUSTOM_ID);
-      }
-      // Other buttons must have a customId
-      if (!component.customId && component.type !== ButtonStyles.Link) {
-        throw new Error(Errors.BUTTON_REQUIRES_CUSTOM_ID);
-      }
-
-      if (!validateLength(component.label, { max: 80 })) {
-        throw new Error(Errors.COMPONENT_LABEL_TOO_BIG);
-      }
-
-      if (component.customId && !validateLength(component.customId, { max: 100 })) {
-        throw new Error(Errors.COMPONENT_CUSTOM_ID_TOO_BIG);
-      }
-
-      if (typeof component.emoji === "string") {
-        // A snowflake id was provided
-        if (/^[0-9]+$/.test(component.emoji)) {
-          component.emoji = {
-            id: component.emoji,
-          };
-        } else {
-          // A unicode emoji was provided
-          component.emoji = {
-            name: component.emoji,
-          };
-        }
-      }
-    }
-
-    if (!isActionRow(component)) {
-      continue;
-    }
-
     actionRowCounter++;
     // Max of 5 ActionRows per message
     if (actionRowCounter > 5) throw new Error(Errors.TOO_MANY_ACTION_ROWS);
@@ -260,5 +222,40 @@ export function validateComponents(components: MessageComponents) {
     if (component.components?.length > 5) {
       throw new Error(Errors.TOO_MANY_COMPONENTS);
     }
+
+    for (const subcomponent of component.components) {
+      // 5 Link buttons can not have a customId
+      if (isButton(subcomponent)) {
+        if (subcomponent.type === ButtonStyles.Link && subcomponent.customId) {
+          throw new Error(Errors.LINK_BUTTON_CANNOT_HAVE_CUSTOM_ID);
+        }
+        // Other buttons must have a customId
+        if (!subcomponent.customId && subcomponent.type !== ButtonStyles.Link) {
+          throw new Error(Errors.BUTTON_REQUIRES_CUSTOM_ID);
+        }
+
+        if (!validateLength(subcomponent.label, { max: 80 })) {
+          throw new Error(Errors.subcomponent_LABEL_TOO_BIG);
+        }
+
+        if (subcomponent.customId && !validateLength(subcomponent.customId, { max: 100 })) {
+          throw new Error(Errors.subcomponent_CUSTOM_ID_TOO_BIG);
+        }
+
+        if (typeof subcomponent.emoji === "string") {
+          // A snowflake id was provided
+          if (/^[0-9]+$/.test(subcomponent.emoji)) {
+            subcomponent.emoji = {
+              id: subcomponent.emoji,
+            };
+          } else {
+            // A unicode emoji was provided
+            subcomponent.emoji = {
+              name: subcomponent.emoji,
+            };
+          }
+        }
+      }
+    }
   }
 }