AMP3 Backpack Size:One Size Tech-Air® 5 can be worn

Tech-Air® 5 can be worn under any proper fitting textile jacket or Tech-Air® compatible jacket

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

elbow patches• Astars vintage chainstitch embroidery at chest• Internal patch labeling

this suit is also equipped with a fully floating arm construction

AMP3 Backpack Size:One Size Tech-Air® 5 can be wornThe 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.