Shot - Air Guard SRG-1 Key Features: Unisex fit Sizes XS–2XL (we recommend sizing up one size from your T-shirt size – use size chart for a more accurate fit) Inflation time: 0.60ms, deflation time: 30 seconds Weight: 1.8 kg (twice as light as any other airbag on the market) Worn under the jersey; compatible with all motocross jerseys and compatible motorbike jackets Water resistant, can be used in the rain Ride time autonomy: 30 hours, charging time: 2-3 hours Air inflator cartridge change time in less than a minute Protection: The airbag activates in 0.60ms and protects you against impacts to the chest, abdomen, back and neck. D3O® BACK PROTECTION (CERTIFIED EN1621-2 LEVEL 2) D3O® CHEST PROTECTION (CERTIFIED EN1621-3 LEVEL 1) CE & FIM Approved protection. Modes Available: MX mode - First algorithm in the world developed specifically for motocross. Adventure Race mode - First algorithm optimised for enduro racing, cross-country / GNCC and rally-raid racing. Adventure mode - For off-road, trail and leisure enduro riders. Street Mode - For commuting and general on-road riding Road Race Mode - For road racing track use only