AMP3 Backpack Size:One Size The gloves are equipped with

The gloves are equipped with 133g PrimaLoft® Gold insulation for exceptional warmth retention in cold conditions and incorporate an over-injected knuckle for effective impact protection

The additional space for the chest and hips is necessary to be able to accommodate the inflation of the airbag

rear exhaust vents

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AMP3 Backpack Size:One Size The gloves are equipped withThe Alpinestars Motion Pack 3 (AMP3) is the perfect technical backpack designed for functionality and for carrying gear, both on and off the bike. The AMP3 Backpack features an overall capacity of 17 liters and is constructed from a heavy duty tech fabric with structured, padded walls and lower body reinforcements to help maintain the bags shape, as well as full, long zippered openings for easy and wide access.