Topeak Wedge DryBag Large Strap Seat Bag TT9819B

Added Features Safety light clip, Reflective printing
Attachment Nylon straps / Buckle
Capacity 0.6 L / 36 ci (Small)
 1 L / 61 ci (Medium)
 1.5 L / 91.5 ci (Large)
Insulation Semi-rigid EVA foam
Material 210 denier / 420 denier nylon waterproof fabric
Sonically welded seams
Seatpost Diameter Fits ø25.4 - ø34.9 mm
Size 15 x 9 x 9 cm / 5.9??x 3.5??x 3.5??(Small)
 18.5 x 11.5 x 11 cm / 6.9??x 4.5??x 4.3??(Medium)
 23 x 13 x 11 cm / 9.1??x 5.1??x 4.3??(Large)