Multi Buy Option - 10 x Ampro Air Flow Gel Mouthguard The Ampro PolyShok technology absorbs 150% more impact energy than standard EVA mouthguards. For supreme protection, impact gel liners are surrounded by an exoskeletal shock frame that also features air channels. The Air Flow Gel Design positions the jaw correct for increased endurance and performance and provides shock-absorbency. Thermoset to allow it to mould perfectly and can even be re-boiled until you get it right. Ampro Flow Gel Mouthguard Tri-Flow perforations to allow air to escape, allowing breathing easier Latex Free Air channels Great shock absorbency