Saris Complete Accessory Kit w/Mat, Climbing Block, And Towel Everything You Need Here's everything you want, here's everything you need, here's everything inside a kit that you will ever need. When you get an indoor trainer, you'll want to keep the surrounding areas, like your carpet and tile, protected. The Saris Complete Accessory Kit comes with a trainer mat, riser block, and towel. The trainer mat keeps your floor protected from dirt and grime while the riser block keeps your bike level and stable while you're riding. Features Trainer mat keeps your floor clean and protected Riser block levels out your bike and keeps it stable Towel so you can dry off | Saris | Complete Accessory Kit W/mat, Climbing Block & Towel Kit