Back by popular demand for good this time is the pink sprinkle donut mag! If you missed it last October when we launched it in the special edition program don't worry your time is now. - The Amend2 30 round magazine is a sturdy reliable 5.56x45 NATO (.223 Remington) AR15/M4/M16 magazine made of an advanced polymer material. It is a light durable and excellent alternative to the standard M4/M16 USGI aluminum magazine. - FEATURES: - Sturdy impact-resistant polymer with textured grip - 4-way anti-tilt self-lubricating follower - Heavy duty non-memory and non-corrosive stainless steel spring - Made in the U.S.A.