Morrell bag targets are designed for superior durability whether you are shooting your NASP bow or one of today's high performance hunting bows. These targets are a favorite among serious hunters and archery clubs alike because they stand up to whatever abuse you can dish out and keep coming back for more. FeaturesLong lasting and brutally toughNucleus center for maximum stopping powerIFS (Internal Frame System)76 layers of arrow stopping powerPatented multi-layered density designX-tended life targetGreat for NASP training