This handy Rooster bottle holder solves an age old problem of conveniently storing your water while sailing – Ideal for dinghies such and Lasers & Topper. Features Neoprene sleeve bottle holder with adjustable webbing straps at each end Designed to fit around different circumferences of tubes and spars Can also be attached to other parts of the boat to store drinks where they are needed Oval hole to be able to slide the bottle in with one hand and can fit up most bottle up to 1L in size