Derby Originals Super Tough 4 Sided Slow Feed Hay Bag Patented with Warranty Slow feed openings are 2" X 2" on all four sides Made of heavy-duty 1200D nylon reinforced with 211 cross stitches Velcro top closure keeps from eating out of the top of the bag; the top bull snaps also help provide further closure Top hang straps are fully adjustable and replaceable; adjustable bottom strap with bull snap helps further stabilize the bag, if needed. Easily holds 2-1/2 flakes of hay and is perfect for use in the stable, in the trailer or at a show; bag measures 22" X 25" X 8"