A winding maze stretches across the surface, drawing the eye along its twists and turns until it lands on a small but mighty detaila QR code with something new to discover each day. With a quick scan, a fresh brainteaser appears, shifting between puzzle styles to keep thinking sharp and curiosity engaged. What starts as a morning sip turns into a daily mental warm-up, with each challenge offering a different way to play. Scan the QR code to access a new daily brainteaser across a variety of puzzle types. One new brainteaser every day for a year365 in all. 15 oz. capacity. Safe for microwave and dishwasher. Uncommon Exclusive: Created by our in-house team and only available at Uncommon Goods. Designed and decorated in Brooklyn. Mug made in Thailand. From fascinating facts to surprising stats and so much moreour QR Interactive Collection has something for whatever they're into. Explore them all. Brainteasers Interactive QR Mug Our clever mug unlocks a new daily brainteaser with every scan. 4.5" H, 3.25" diameter; 15 fl. oz. capacity