Rossignol Premium Wool Mens Sock Size:M and Trek's exclusive inForm BioDynamic

and Trek's exclusive inForm BioDynamic dual-density chamois for top-level comfort ideal for riders looking for all-day performance

Sherpa fleece lines the cuffs for an extra element of cozy when you need it most

For snow temperatures from -10° to -16° C

Use the Fiber Roto Brush for cleaning-out old wax (less aggressive alternative to Bronze)

Reach a top-assisted speed of 20 mph with support from the rear hub motor

Rossignol Premium Wool Mens Sock Size:M and Trek's exclusive inForm BioDynamicStaying warm and comfortable on the mountain means dressing right from head to toe. The men's Premium Wool Socks feature a snug, calf hugging fit. The wool blend naturally sheds moisture to keep your feet warm and dry. True to Size Order your usual size Natural Wool All natural wool is breathable, durable, and temperature regulating