The T-SPS Air Jacket features an advanced poly-fabric main shell for high levels of tear and abrasion resistance. Featuring air vents, and large mesh panels on the chest, back and arms, the T-SPS Air Jacket is ideal for a wide range of weather conditions. With class-leading Nucleon Flex Plus protection on the shoulder and elbow and the option to upgrade with Alpinestars Nucleon chest and back protection, the T-SPS Air Jacket is ideal for urban riding. The compatible back protectors for the T-SPS Air Jacket are the following ones: T-SPS Air Jacket