Original Hay Hoops Collapsible Wall Hay Feeder With Net (Smooth Black Finish) Natural feeding experience reduces the likelihood of developing ulcers. Reduces vices such as cribbing, weaving and pawing. Mounting low mimics natural grazing position. Very simple to use and easy to load! One net included and attaches to hooks. Nets used must have holes no larger than 2" x 2". Item Specifications: Black Metal Frame with Smooth Finish Locking mechanism Net Colors may vary