Tarmac AWD 25 Upright Olive. The Tarmac AWD 25 features extreme durability, weather resistance, and functionality. Add to that, four rugged 360 Dynamic Spin⢠Wheels for effortless mobility and the benefit of hybrid construction: a super light, 3-ply polycarbonate back shell combined with Bi-Tech⢠fabrics. Go ahead, test it.