The Waveup Flow Bags is made of high-strength oxford fabric with a waterproof lining and a middle layer of pearl cotton for shock protection.A maximum of 41-inch flowboard are supported.

The inner bag can holds 2 flowboards, the outer top bag holds keys, mobile phones, and the outer bottom bag holds bath towels, smocks, swimsuits and more.

The whole bag is sturdy, the shoulder straps are comfortable, and the back is super easy.