This is something that came with the purchase of FT (k2) boots (Climb). It's likely exclusive to those who purchased FT Climb ski boots. Size is M (up to 26.5, about 27cm) The fur is warm. - Brand: FULL TILT - Color: Gold - Design: Snow boots with fur - Material: Synthetic fiber - Features: Waterproof - Uses: Snowboarding, skiing, etc. - Sole: Rubber sole Thank you for viewing.