This bikepacking series bag has a sprayproof zipper, meaning your gear will be safe from rain. A frame pack is a great place for some heavier stuff, helping keep the center of gravity low. - Tough Velcro tabs keep the pack in place - 100% wateproof Nylon fabric, 100% waterproof seams - PVC-free product - Max. cargo 3 kg - Made in Germany - 5 year guarantee against flaws in materials and manufacturing - Also suitable for carbon frames. Print out this nifty [template](https://downloads.ortlieb.com/ORTLIEB_BP_Template_Frame_Pack_M.pdf) (.pdf file), tape it together and check how it fits your bike frame.