NOTE: all inflatable jaw pads demand an inflator pump, glycerin, and Unique helmet needle. Don't use an inflation needle devoid of glycerin as harm to the internal bladders could manifest. These needles are the right size, and may not puncture the liners if appropriately employed WARNING: Product can't be returned https://adultmediumspeedflex45698.blogitright.com/31029807/the-definitive-guide-to-adult-medium-speedflex