Tacx Sweat Net With Integrated Phone Holder - BlackTacx Sweat Net With Integrated Phone Holder Black This ultra durable sweat cover protects your bike against perspiration while also enabling you to use your phone. Thanks to its clever design, this superb model fits all bikes and enables easy mounting, making it a breeze to install and remove. Ideal for viewing your phone's screen while riding, so you can get the most out of your favourite apps while also keeping your phone safe in its handy pocket.