Derby Originals 42&rdquo; Superior Slow Feed Soft Mesh Poly Rope Hanging Hay Net with 2x2&rdquo; Holes DURABLE POLY ROPE DESIGN - this hay net is made of a durable poly rope material that is resistant to breaking or tearing, as well as damage from UV rays, mold, or mildew. EASY ON HORSES TEETH - this hay net is made with our unique soft poly mesh that was designed to be extra gentle on horses teeth and gums so your horse can eat more comfortably. HOLDS 3-5 FLAKES - 42 hay nets will hold approx. 3-5 flakes of hay, depending on the hay type and flake size, and how dense the hay is packed. These nets are rated to last the average horse about 30 hours or more. IDEAL FOR ALL HAYS - this hay net was designed to have an opening size that will comfortably accommodate any type of hay, from orchard grass, to timothy, to alfalfa or whatever type of hay your horse prefers. PREFERRED BY HORSES - testing has shown that horses prefer eating out of our soft mesh hay nets due to them being more comfortable long-term and not causing damage to the teeth and gums.