Great Compatibility – The SPARTAN case is the perfect travel and storage solution for your HD 650, HD 660S, HD 660S2, HD 600, Massdrop X HD 6XX, Massdrop X HD 58X, HD 700, HD 580, and HD 565 Jubilee headphones. Designed for both home and on-the-go protection, it ensures your headphones stay safe, organized, and ready for use wherever you are. Ultimate Protection – Built like a true Spartan, this case is engineered for maximum durability! Weighing just 16 ounces, its hardened EVA shell and reinforced molded structure can withstand up to 200 lbs of pressure—strong enough to handle serious impacts. The rugged 1800D Twill nylon exterior not only looks sleek but is also water-resistant, cut-resistant, and scratch-proof, ensuring your headphones stay protected in any environment. Premium Craftsmanship – Designed for both protection and elegance, the plush velvet interior lining safeguards your headphones from friction and wear. Hardened metal alloy zipper tabs and a water-resistant zipper liner add an extra layer of durability and security. The reinforced nylon handle features a comfortable rubberized grip for effortless transport, while the internal storage strap keeps your headphones securely in place, preventing movement during travel. Smart Storage Solution – Designed for a compact yet secure fit, the SPARTAN case is ideal for storing your HD 650, HD 660S, HD 660S2, HD 600, Massdrop X HD 6XX, Massdrop X HD 58X, HD 700, HD 580, and HD 565 Jubilee headphones. For the best fit, simply adjust the headphone arms as needed and unplug cables to maximize space and ensure safe, tangle-free storage. Convenient Accessory Storage – Keep your HD 650, HD 660S, HD 660S2, HD 600, Massdrop X HD 6XX, Massdrop X HD 58X, HD 700, HD 580, and HD 565 Jubilee accessories neatly organized in the center compartment of the case. For added convenience, we’ve included a carabiner, nylon storage bag, and Velcro cable tie, giving you versatile travel and storage options to keep everything secure and easily accessible.