Comfort foam for VERTEX and STRATO helmets The comfort foam (standard or sweat-absorbing) is fitted to extend the life of VERTEX or STRATO helmets. Detailed Description: Allows the headband to be replaced on VERTEX and STRATO helmets, extending the life of the helmets Fits onto the headband Compatible with VERTEX (1) and STRATO helmets Available in two versions: Standard closed-cell comfort foam, does not absorb moisture or sweat and is easy to maintain Sweat-absorbing open-cell comfort foam, absorbs sweat and is machine washable (1) For versions manufactured in 2019 and later Features: Weight: 15 g Material: polyethylene