The BP-4 features a lightweight, durable Nylon Ripstop Fabric which makes the bag scratch, tear and water-resistant. It holds 16-18 discs in the main compartment with an optional divider. The putter pocket holds and additional two putters. For storage, the BP-4 has a velcro side pocket with room for valuables and small items like towels, and it has an adjustable water bottle holder to easily fit a 32-ounce bottle. The BP-4 also makes a great bag on the go for days spent off the course. Comes in a variety of colors.