SPEC/ Product Specifications Capacity 12L Weight 340g Back Length Size One Size: Approximately 38cm Materials 100d robic nylon 210d uhmwpe gridstop 70d nylon ripstop uhmwpe grid mesh spacer mesh grosgrain binding tape 1/8" eva foam Color black robic I used this about 3-4 times on roads and trails, but it didn't suit my usage style, so I'm offering it to someone who will use it. I think it's in overall good condition, but please check the photos for the product's condition before purchasing. Please understand that this is a used item and no returns or refunds are accepted.