LINE2design EMS Gurney - Stretcher Blanket - Ambulance Fleece Blanket - Blue LINE2design polyester fleece emergency blankets are more breathable than cotton. Lighter and softer than wool and durable enough to withstand multiple washings. Our blankets can be used as disposables or given to your patients after use. The dimensions and weight make our blanket ideal for ambulance gurneys. Pre-packaged and sealed.