DESCRIPTION: Aerodynamic seat bag holds tubes, tools and other repair items. Mounts with our innovative Quick Release Buckle system to fit all railed saddles. Four sizes offered to exactly fit rider’s needs. INFO: ADDED FEATURES - 3M™ reflective strip, Safety light clip, * 3M™ is a registered trademark of 3M Company. BAG ATTACHMENT - Nylon straps / Buckle CAPACITY - 0.41 L / 25 ci (Micro), 0.66 L / 40 ci (Small), 0.98 - 1.31 L / 60 - 80 ci (Medium), 1.48 - 1.97 L / 90 - 120 ci (Large) EXPANDING - Medium, large sizes MATERIAL - 1200 denier polyester SEATPOST DIAMETER - Fits ø27.2 - ø34.9 mm SIZE16 x 8 x 7.5 cm / 6.3” x 3.1” x 2.9” (Micro) 18 x 11 x 8.5 cm / 7.1” x 4.3” x 3.3” (Small) 20 x 12 x 11 cm / 7.9” x 4.7” x 4.3” (Medium) 23 x 14 x 13 cm / 9.1” x 5.5” x 5.1” (Large) WEIGHT - 85 g / 2.99 oz (Micro), 100 g / 3.52 oz (Small), 130 g / 4.58 oz (Medium), 165 g / 5.81 oz (Large) Please visit our website at http://www.ecomtb.com.my OR https://shopee.com.my/eco_mtb ** There is 1-3cm errors due to manual measurement. Please kindly understand. ** Actual product colour may slightly vary due to photographic lighting sources or your monitor settings. ** WE DO NOT DO COD ** ONLINE ONLY ** We support original products only. ** PRICE INDICATED IS ALREADY BEST PRICE, EXCLUDE COURIER