The Tool M bag from Vaude is a functional bike bag that attaches to the saddle of your bicycle using the Twist adapter. Very practical, you can store your repair tools in it, such as an inner tube, tire lever, windbreaker, or energy bar. Expansion bag Inner pocket Attachment for blinking light Main compartment with zipper Reflective elements Material 1: 100% Polyamide - 400 D Plain Polyurethane coated Material 2: 100% Polyamide - 800 D Mega Tarpaulin Lining: 100% Polyamide - 200 D Acrylic coated Dimensions: 8 x 9 x 15 cm Volume: 1.1 L Weight: 148 g Saddle bag compatible with Vario seat posts. The Velcro strap used to attach the bag to the seat post can be removed Vaude - Tool M - Bike bag