Make your instruments stand out. Perfect for organizing instruments, and a great complement to PDT’s color-coding system! Aloha™ Color-Code Rings are sold in bags of 50 rings, and are available in 12 colors: Orca Black, Coffee Brown, Nautical Blue, Tropical Green, Dolphin Gray, Sky Blue, Sunset Orange, Orchid Pink, Passionate Purple, Coral Red, Coconut White, and Sunshine Yellow.