Nike Youth Thermo Hand warmer Nike Youth Thermo Handwarmer Nike Thermal-Fit technology keeps hands warm and comfortable Water-repellent tunneled outer shell Comfortable micro fleece/ fleece-mesh liner and ribbed knit cuffs for snug and non-restrictive fit Interior pocket for storing heat packs or mouth guards for players; cell phones and mp3 players for fans. Adjustable waist strap with break-away Velcro for safety