WOLTERS Everest Dew Program Slip Collar - Easy & SafeThe WOLTERS Everest Dew Program Slip Collar consists of a round braided nylon fabric with a robust core, similar to that of a mountaineering rope. In addition, reflector strips have been woven here for greater safety. The slip on collar allows you to slip in and out quickly and is equipped with an effective pull limiter. The collar can be washed in a laundry bag on a gentle cycle, metal fittings should be dried to prevent rust formation. Cleaning instructions: The slip on collar can be washed gently in a laundry bag at a maximum of 30 degrees. After washing, the metal fittings should be dried to prevent rust formation.