Prism Series – Acrylic Graded Card Protector. The Prism Guard adds an extra layer of protection to your graded cards without changing their look. Made from rigid acrylic with a clear backing, it reinforces your slab while keeping the front fully unobstructed. Designed for everyday handling, display, and storage, The Prism Guard offers a secure fit and a clean, stackable finish collectors appreciate. Key features: Rigid acrylic guard with clear backing Added edge and impact protection Secure, easy-fit design Stackable for storage and display Compatible with PSA, CGC, TAG, Ark & many more. Nexus Series Case not included