The Knox Gear Protective Case features a steady hand strap for portability. This hard case for speakers is lightweight and compact to fit in your bag, backpack, or luggage making it convenient to take anywhere. Its interior is perfectly designed for holding USB cables and chargers, featuring two separate accessory compartments protected by elastic straps. Constructed using hard-quality EVA material, this case is semi-waterproof, shockproof, and durable to protect your speaker from impacts and splashes. The Knox Gear Protective Case is a sleek, water-resistant hard case designed for Ultimate Ears WONDERBOOM/WONDERBOOM 2 Portable Waterproof Bluetooth Speaker, USB Cable and Charger.