The original #13 Rabbit Ear Rear Bag was invented by Protektor Model founder Basil Tuller in 1938. It is 2-5/8" H to the bottom of the ears then tapers downward slightly toward the eagle. Each ear is 2-1/2" tall and has a single stitch sewed in between them. It is recommend to use this style ear with most common hunting stocks used today. The taller rabbit ears allow a shooter to use the squeeze technique to adjust elevation while shooting. This is a versatile high quality top grain leather rear bag and is recommended for shooting a wide range of distances. The base size measures 5" W x 6 3/4" FeaturesHigh quality, top grain leather constructionSand filled or unfilled for user's choice of fillPerfect for a variety of hunting stocks