the FuelCore NITREL v4 is designed for kids brave enough to wander off the beaten path with new levels of soft comfort

The Superfeet shape

Do not bleach

All-new jersey brief liner won't ride up or bunch

Fabric & Insulation

Superfeet Winter Comfort Thin Insoles Size:E the FuelCore NITREL v4 isNew! Just because you are wearing performance fit boots, doesn't mean you have to sacrifice comfort and support. Get added stability, long lasting comfort and an epic day on the slopes with Superfeet designed for skiers and snowboarders. Made to replace the removable insole in ski boots, snowboard boots and other winter specific footwear. Trim to fit your boot size. Product Features A. DEEP HEEL CUP Cradles your feet inside your boots for a secure,