GlenDel's innovative 4-sided core features different vital positions, allowing you to practice shots from various angles. Whether shooting broadside, quartering away or from a 20 feet tree stand at 20 yd this design helps you prepare for real hunting scenarios. Open layered PolyFusion technology enhances durability and performance for long lasting use Fusing internal layers to the inner target wall results in more uniform layer compression, making arrow removal effortless and efficient Easier arrow removal reduces shooter fatigue, allowing for extended and more effective practice sessions PolyFusion technology extends target life by securely fusing layers, maintaining structural integrity over time Arrows penetrate between layers to prevent buckling, extending target life and improving longevity Replaceable inserts extend the usability of shooting targets for long term training