Topeak DynaWedge Seat Bag Pack Small TC2295B

Bag Attachment Hook & loop straps at rails / Rubber strap at post
0.8 L / 49 ci (Small)
Material Elastic polyurethane fiber / EVA foam
Seatpost Diameter Fits ø25.4 - ø31.8 mm
Size 18.5 x 14.5 x 6 / 7.3??x 5.7??x 2.4??(Small)
Weight 98 g / 3.45 oz (Small)