The Rev It Proteus Protector Jacket is part of the latest REV'IT! collection. . REV'IT!'s lightweight and breathable Proteus protector jacket functions as an upgrade for the DIRT Series collection, which is worn under a jersey or various jackets they offer. It's constructed with a combination of densely woven Hicom mesh on the shoulders, a 2-way spandex mesh body, and PWR|stretch mesh on the inner area of the sleeves. It also features REV'IT!'s award-winning SEEFLEX CE-level 2 protection at the shoulders and elbows as well as a SEESOFT CE-level 2 back protector and SEESOFT CE-level 1 protector at the chest. . Key Features / Points: . Lightweight & Stretchable Construction . CE-Level 2 Armour at Shoulders, Elbows & Back . CE-Level 1 Divided Chest Protector . Breathable 3D Mesh Lining .