Le Chameau High Performance Gaiter 

With it's LCX waterproof and breathable membrane, this over the knee gaiter will protect you. It's stainless steel instep cable under the foot allows good fastening of the gaiter around the foot.

Waterproof and breathable

The LCX 5 layer membrane will keep you dry in active conditions. Adjustable pull string keeps water out and the polyester outer material ensures that they are also windproof.