The #55B Bunny Ear Loaf Bag is made to give enough weight to make your rifle more stable while shooting off the bag. This bag was designed with a large long base measuring 13-1/2"L x 5"W, which makes it easy to rest your arm and give you more leverage while shooting. Comes with the single stitch Bunny Ears which are 1-1/4"H which is great for stocks with large cheek pieces. This bag is a very large, sturdy rest! Great for the shooting professional. The base size measures 13 1/2" L X 5" W x 3 1/2" H to the bottom of the ears. Made in USA 100%.