PRISMA 140 - Acrylic Vinyl Record Shelf (GRAPHITE)PRISMA 140 is 15mm cast acrylic. The colour runs through the full thickness not a finish, not paint, not a coating. The material itself. Scratch it and you find the same colour underneath because there is no underneath. No other manufacturer makes cast acrylic record storage at any price point. PRISMA is the only one. Each unit holds 140 albums and stands alone. Stack two: 280 albums. Stack three: 420. Or run units side by side however the collection