Yellow High-density Polyethylene Shell Supported By A Stainless Steel Outer Rail Permanently Attached With Stainless Steel Semi-tubular Rivets * Features Molded Runners Fully Exposed Outer Rail Non-absorbent Foam Pad Secured To Stretcher For Four Patient Restraint Straps * Ideal For Unusually Rugged Rescue Situations Such As Industrial Mining Or Construction * Patent Pending * Dimensions: 84 L X 24 W X 7 H * Weight: 31 Lbs * Load Capacity: 1200 Lbs *