Block21 Happy Mail Club
Exclusive stickers, art cards, and a postcard to pass the kindness on
A monthly kindness-focused mail club with exclusive sticker designs, a collectible art card, and a blank postcard and envelope so you can mail the joy forward to someone else.
Price: From $9/mo — Classic $9, Premium $14, Deluxe $20; 3-month gift $27 | Frequency: Monthly | Ships: US only
stickers monthly creator-run kindness art
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