Derby Originals Heavy Duty PVC Mesh Grain Feed Bag, Black New & Improved as of August 2017 featuring 1200D Double layer bottom reinforced with double nylon strips, Extra padded nose band, & No-Waste lip to catch grain and minimize waste. Allows air circulation through the grain and allows dirt to fall through the bottom. Adjustable head strap with buckle and elastic bands to fit any size horse head. Inner flap to catch excess grain and minimize waste. Length of bag 10.5" x 11" diameter