The Fox Raceframe Impact SB D3O Chest Guard has been constructed with a low profile, articulated design built for the Rider Attack Position (RAP)™. This?articulated design hugs the body and is vented for maximum comfort, the Fox Raceframe Impact SB D3O Chest Guard provides excellent protection without hindering your full range of motion.    Fox Raceframe Impact SB D3O Chest Guard Features Removable chest and back plate armor inserts provides impact protection Impact absorbing D3O Armor in back provides CE-Level coverage while conforming to your body for a full range of motion ? Low profile bonded construction allow for versatile use under or over the jersey ? Adjustable shoulder straps and waistband with fast-action concealed buckles for secure and easy fit adjustments ? CE EN 1621-2 LEVEL 1 Certified full back protection ? CE prEN 1621-3 LEVEL 1 Certified chest protection