Ware Natural Woven Willow Small Pet Barbell Chew, Small (5 Pack) Pack of 5 Ware Natural Woven Willow Small Pet Barbell Chew, Small Measures 5-1/4-inch width by 1-3/4-inch depth by 1-3/4-inch height Perfect for play and fun time Made from all natural woven willow branches Best wood chew material for small animals