AJ Tack Wholesale Solid Large Horse Hay Bag 600 Denier PV Coated Canvas Nylon Red Large size nylon hay bag. made with super tough 600 denier poly PVC coated canvas nylon. Solid canvas nylon all the way around include gusset, no mesh material. Two metal rings at the top for attaching to the stall or trailer, one ring at back to secure the bottom. Size: 29"x19"x5" (7" hole) Color: Red