Features: -With D-shaped design, it has large storage space and can hold about 30-40 empty bottles. -It has two removable inner bags so they can be easily replaced. The inner bag is fastened with Velcro patches and can be easily removed and installed. -The top is with a round silicone hole, so you don't need to open the lid, just put the bottle through the silicone hole to put it in, which effectively helps you prevent odor. -Made of high-quality 600D oxford cloth, it is wear-resistant and tear-resistant, and the frame consists of 5 fiberglass poles, which is stable and has a long service life. Specifications: Material: Oxford cloth Colour: black Size: 74*43*33cm / 29.13*16.93*12.9 in .