diff --git a/src/const.ts b/src/const.ts
index 48e56bb..09c6878 100644
--- a/src/const.ts
+++ b/src/const.ts
@@ -9,21 +9,22 @@ export type SweetId = string & {
 export const BLOCK_SIZE = 6;
 
 export const BlockCount = {
-  short: 1,
-  s: 1,
-  medium: 2,
-  m: 2,
-  long: 4,
-  l: 4,
-  xlong: 8,
-  xl: 8,
+  xshort: 1,
+  xs: 1,
+  short: 2,
+  s: 2,
+  medium: 4,
+  m: 4,
+  long: 8,
+  l: 8,
+  xlong: 16,
+  xl: 16,
 } as const;
 
 export type SweetIdSize = keyof typeof BlockCount;
 
 export const CharSets = {
-  Alphanumeric:
-    "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789",
+  Alphanumeric: "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789",
   Decimal: "0123456789",
 } as const;
 
@@ -35,6 +36,6 @@ export const options: ParseOptions = {
 
   default: {
     count: 1,
-    size: "short",
+    size: "xshort",
   },
 };
diff --git a/src/main.ts b/src/main.ts
index dc6cef5..badd331 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -1,7 +1,7 @@
 import { SweetId, SweetIdSize } from "./const.ts";
 import { generate, getIdLength, validate } from "./utils.ts";
 
-export function sweetid(size: SweetIdSize = "short"): SweetId {
+export function sweetid(size: SweetIdSize = "xs"): SweetId {
   const id = generate(getIdLength(size));
 
   return validate(id) ? id : sweetid(size);
diff --git a/src/utils.ts b/src/utils.ts
index 20d7f0e..54df712 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -1,5 +1,5 @@
 import { customAlphabet } from "../deps.ts";
-import { BLOCK_SIZE, BlockCount, CharSets, SweetId, SweetIdSize } from "./const.ts";
+import { BLOCK_SIZE, BlockCount, CharSets, type SweetId, type SweetIdSize } from "./const.ts";
 
 export function generate(length: number): SweetId {
   return customAlphabet(CharSets.Alphanumeric, length)();
@@ -10,5 +10,5 @@ export function validate(id: SweetId): boolean {
 }
 
 export function getIdLength(size: SweetIdSize): number {
-  return BlockCount[size] ? BLOCK_SIZE * BlockCount[size] : BLOCK_SIZE;
+  return (BlockCount[size] ?? 1) * BLOCK_SIZE;
 }
diff --git a/test.ts b/test.ts
index a6c9db9..ca92929 100644
--- a/test.ts
+++ b/test.ts
@@ -1,15 +1,17 @@
 import { assertStrictEquals } from "https://deno.land/std@0.220.1/testing/asserts.ts";
-import { sweetid, SweetIdSize } from "./mod.ts";
+import { sweetid, type SweetIdSize } from "./mod.ts";
 
 const tests = [
-  { type: "short", size: 6 },
-  { type: "s", size: 6 },
-  { type: "medium", size: 12 },
-  { type: "m", size: 12 },
-  { type: "long", size: 24 },
-  { type: "l", size: 24 },
-  { type: "xlong", size: 48 },
-  { type: "xl", size: 48 },
+  { type: "xshort", size: 6 },
+  { type: "xs", size: 6 },
+  { type: "short", size: 12 },
+  { type: "s", size: 12 },
+  { type: "medium", size: 24 },
+  { type: "m", size: 24 },
+  { type: "long", size: 48 },
+  { type: "l", size: 48 },
+  { type: "xlong", size: 96 },
+  { type: "xl", size: 96 },
 ] as const satisfies ReadonlyArray<{ type: SweetIdSize; size: number }>;
 
 tests.forEach(({ type, size }) => {