There is a fully adjustable

Universal disc

Fabric: 100% polyester with TPE membrane and 100% polyester 2D backer

BOOT PACK FEATURES

Heats up quickly to deliver a working temperature range of 90°C to 180°C (194°F to 356°F) with a digital readout to continually display current operating temperature

Turtle Fur Carefree Superfine Merino Wool MaxClava WOMEN'S SKI BOOTS There is a fully adjustableCrafted from breathable Merino wool, the MaxClava offers reliable protection from the sun and wind while maintaining excellent breathability. The moisture wicking, odor resistant properties of the Merino wool help keep you dry and fresh all day long. Lightweight and low profile, the MaxClava can be easily worn under a helmet. Features: Carefree Superfine Merino Wool Single layer Stretches for a great fit Breathable, wicking, insulating