Grabber® Foot Warmers are single-use air-activated heat packs that provide 5+ hours of continuous warmth for your feet. Simply open the package, slide into the bottom of your boots or close-toed shoes and let the heat sooth your cold or aching feet. Grabber® Foot Warmers are specifically designed for use inside a shoe or boot where oxygen is restricted. Do not trim or peel. Place the fabric side up and white side down. 

Warmer Features:

• Ready to use
• Adhesive
• Air activated
• Safe, natural heat
• Heats up 15-30 minutes after opening
• Safe to dispose of with regular garbage; ingredients will not harm the environment
• 30 pair per display
• TSA approved

Warmer Specifications: 

• Duration: 5+ Hours (actual duration depends on usage and storage conditions)
• Weight: 0.17 lbs (77 g)
• Size: Men: 8+, Women: 9+
• Dimensions: 4.25" x 11.25" (10.8 cm x 28.5 cm)
• Average Temperature: 95 °F (35 °C)
• Maximum Temperature: 102 °F (39 °C)
• Ingredients: Iron, water, vermiculite, charcoal, polymer & salt
• Country of Origin: China
• Harmonized Code: 3005.90.9900
• ECCN: EAR99
• MFG SKU: FWMLES