RST Ambush Waterproof Motorcycle Boots RST Ambush (CE) Waterproof Boots A truly global boot. Armour: CE Certified Heel Protection: Integrated Ankle Protection: Integrated Shin Protection: TPU Construction: Main Outer Material: Microfibre Secondary Material: MicroSuede Waterproof Lining: Sympatex® Closure: Triple Buckle + Hook & Loop Shift Pad: Yes Shank: Polycarbonate Anti Twist Midsole Insole: Anti-Bacterial Gel Sole: Heavy Duty Features and Benefits: Toe Box: Reinforced Fit Profile: Adventure.