HRT Tactical Gear Air-Pass Backer Sheet Medium. The mesh padding offers an added level of comfort and breathability. The Air Pass Backer is constructed using spacer mesh and loop Velcro and is sized to fit our placards. Like all HRT products the Air Pass Backer is backed by our LIFETIME Warranty. Mesh backing for breathability Small 9.25 x 5.5'' (Modulus) Medium 9.25 x 6'' (Maximus Response Triple AR) Backed by a LIFETIME Warranty Back-order items will ship in approximately 4 weeks from your time of purchase Specifications for HRT Tactical Gear Air-Pass Backer Sheet: Manufacturer: HRT Tactical Gear Color: Gray Fabric/Material: 500 Denier Cordura Quantity: 1 Condition: New Mount Type: No Mount Package Contents: HRT Tactical Gear Air-Pass Backer Sheet HRT Tactical Gear HRT-MSBKAR-MD-BK: Air-Pass Backer Sheet Medium