Horseware Rambo Optimo Liner 400g Keep your horse warm and allow him to still move freely in his Rambo(R) Optimo. This breathable liner of thermobonded fiberfill quickly and easily attaches to selected Rambo(R) Optimo Turnout. Specifications: Color: Black How It Works: The Rambo(R) Optimo Liner utilizes Velcro and snap closures to allow you to attach the liner to the outer shell without extra bulky straps. The inner liner and outer shell operate as one unit. No more shifted and disheveled under blankets. The Optimo Liner also offers the same Rambo(R) split technology of the outer shell so you don't have to sacrifice free movement for warmth.