Medium/Large Foot Warmer, 3 Pair

Foot warmer insoles are specifically designed for use inside a shoe or boot where oxygen is restricted. Do not use in ventilated type footwear. Simply open the outer package and immediately place insoles inside any pair of closed-toe shoes or boots. For best results, insert each insole forward to toe of shoe or boot. No trimming or peeling. Fabric side up, white side down. Avg. temp is 95° F (35° C), max. temp. 102°F (39° C) when used as directed.

Features

• 5+ hours of heat
• Ready to use
• Air-activated
• Safe, natural heat

Grabber Medium/Large Foot Warmers - 3 Pair