A 'pencil' style frame bag that tightly hugs the tubes of the bike to hold heavy equipment in a low position while also helping protect the frame. The design is shallow to create less conflict with bottles, and is shaped to tightly fit both old and new mountain bike frames. - Strong TPU-coated YKK zipper with cover. - Duraflex strap eyelets sewn into protective flanges. - Sealable cable/hydration port. - Tough 600D TPU- / PU-coated main fabric. - Gear straps included