Looking for rugged protection for your 88-key keyboard This used SKB iSeries 3i-5616-TKBD ATA Keyboard Case is in good condition and built tough with military-grade ultra high-strength polypropylene copolymer resin. It features a waterproof, dust-tight, and impact-resistant shell with a built-in pull handle and durable wheels for easy transport. The interior includes adjustable foam padding to fit most full-size 88-key keyboards securely. With an ATA-300 rating, gasket-sealed lid, and corrosion-resistant hardware, it's ideal for touring musicians and frequent travelers. Interior dimensions are approximately 55" x 15.5" x 6", making it compatible with popular models from Yamaha, Roland, Korg, and more.