Stuck On You doesn't have an ongoing coupon sitewide. Best trick is just using a new email for their 10% newsletter code, or holding off until July when the big school bundles drop. Keep an eye on shipping at checkout, too; it easily kills whatever discount you get unless you buy in bulk.

Their birthday perk usually lands via email if you registered your kid's birth month in your account profile early. It's usually around 15% to 20% off, but honestly, their shipping kills the deal. If it doesn't arrive in time, just spin up a new email for their standard 15% welcome pop-up code instead.

Stuck On You codes are super finicky. Most of them automatically exclude their Value Packs and clearance items, which trips everyone up. Make sure you match the exact capitalization in the promo box too. If it keeps failing, open an incognito window and grab a fresh 10% welcome code with a burner email.

Stuck On You hides the actual shipping cost until step two of checkout once you plug in your address. Standard post takes forever since it often ships out of their main hub, so don’t bother for small $10 orders. Wait for their sitewide free shipping flash promos around back-to-school, or split an order with another parent.