The Lula Heat Patches are your new secret weapon for cramps, sore muscles, and chilly days. Slim and discreet, they heat up instantly and provide comforting warmth for up to 10 hours. Simply stick one onto clothing (never directly on skin) and enjoy soothing relief wherever you go.

Details: Air-activated, heats instantly, up to 10 hours of relief, 5 discreet patches per pack