Happy Mail Supplies
Stationery Supplies
Pens, postcards, washi tape, stickers, and all the good stuff.
Color & Send Postcards
Pre-designed postcards your child colors themselves, then addresses and drops in the mailbox. Pick a pack size below.
- Color, address, and drop in any mailbox
- Unique designs kids love to color
- Great for grandparents, friends & pen pals
- Postage sold separately
$3.99
Ooly Glitter Gel Pens
$11.99
Sparkly, smooth-writing gel pens perfect for decorating letters and postcards.
Blank Postcards
$5.00
A pack of plain white postcards ready to decorate, color, and send.
Washi Tape Set
$9.99
Colorful patterned washi tape rolls — perfect for decorating envelopes and letters.
So. Many. Snail Mail Stickers
$15.99
A giant sticker book packed with snail mail-themed stickers for every letter.
Books for Young Writers
Stories and workbooks that inspire kids to pick up a pen and write.
It Came in the Mail
$12.99
A charming picture book about a boy who wishes his mailbox would bring him mail — so he starts writing letters to everyone he knows.
Pen Pals & Postcards Workbook
$17.99
A fun activity workbook that teaches kids how to write letters, address envelopes, and become confident pen pals.
Cursive Writing Workbook
$12.99
A step-by-step cursive writing workbook that helps kids learn to write beautiful letters — perfect for pen pals.
Mailboxes for Kids
Give your little letter writer a real home for their incoming mail.
Wooden Mailbox — Standard
$29.99
A sturdy wooden mailbox for your kiddo's room — the perfect home for all their incoming mail.
Wooden Mailbox — Flat Back
$29.99
A flat-back wooden mailbox that mounts easily on a wall or door — great for small spaces.
Mini Tin Mailbox
$19.99
An adorable mini tin mailbox — lightweight, cute, and perfect for a little one's desk.
Want real mail from Auntie Mail Club too?
Subscribe to Monthly Auntie Mail or be a biweekly postcard pen pal and your child gets personalized mail each month!