Horseware Rambo Supreme with Vari Layer Heavyweight Turnout Rug Black Red. The Horseware Rambo Supreme Turnout rug is the new addition to the Supreme style range with the added feature of the Vari-layer technology for less weight and more heat. The rug is made with a ballistic nylon outer with a 450 gram thermobonded fibrefill, antibacterial and antistatic polyester lining. The Rambo Supreme is breathable, waterproof and features three crossed surcingles, a tail flap, reflective strips, wipe clean tail cord, patented V-front closure system and leg arches as standard. The Rug is also compatible with the liner system and comes with a removable hood.