SUPERIOR PROTECTION - Safeguard your valuable 112mm magnetic quick swap filters with this robust back cap, preventing scratches, dust, and accidental damage during storage and transport. ENHANCED DURABILITY - Crafted from high-quality materials, the Freewell back cap ensures long-lasting protection for your filters, maintaining their pristine condition for years to come. SEAMLESS COMPATIBILITY - Designed specifically for Freewell's 112mm magnetic quick swap filter system, this back cap offers a perfect fit and effortless attachment for maximum convenience. OPTIMIZED PORTABILITY - The lightweight and compact design of this back cap makes it easy to carry in your camera bag, ensuring your filters are always protected on the go, wherever you shoot.