For that secure seal you can rely on you cannot go past the traditional cone seal cap. This cap comes in white, red and black and conveniently features ribs on the exterior sides of the cap. These assist in getting an excellent hand grip on the cap allowing it to be tightened and released easily and smoothly. Suitable for bottles and jerry cans with a neck closure of 28/410. We have a large range of caps and closures available, check it out online.