High performance clothing needs to be cared for properly in order to maintain it's high-tech properties for as long as possible. When laundering ASSOS clothing, we recommend traditional hand washing or gentle machine washing, using ASSOS Active Wear Cleanser. ASSOS Active Wear Cleanser is delicate on elastic fibers, p H neutral, neutralizes odors, enhances textile breathability & maintains sharp color sublimation. This stuff is made especially to enhance & care for your Assos cycling aparel. Why would use use anything else?