Sidas Bundle - Ski Heat First heated Socks + S-Pack 700B Batteries Bike Lights if you prefer) is technically

if you prefer) is technically a type of baseball cap

A large front mesh stuff pocket gives you quick access to overflow gear or wet layers

Advanced synthetic latex

Inflation: 95 - 120 PSI (700c | 25mm)

With 10K waterproofing and breathability

Sidas Bundle - Ski Heat First heated Socks + S-Pack 700B Batteries Bike Lights if you prefer) is technicallyThese Ski Heat First socks are perfect for a long day's skiing. These comfy, soft and self heating socks are the best things for your feet when skiing. They feature 2 terry reinforcements on the shin and the forefoot for maximum comfort all day long. There is a heating element under the forefoot to keep your toes and feet nice and warm. Features: The socks are sold with batteries S PACK 700B offering up 8 hours of heat. Ski Heat First TECHNICAL