BOSE WATERPROOF SPEAKER: Small but powerful, the Bose SoundLInk Micro Bluetooth speaker produces loud, clear sound with shockingly deep bass. It packs a custom-designed transducer and passive radiators for crisp, balanced sound, WATERPROOF AND DUSTPROOF (IP67) TEAR-RESISTANT STRAP: This small portable speaker comes equipped with an easy-to-use, tear-resistant silicone strap. Secure it to your backpack, beach cooler, or handlebars, and the reliable strap will hold tight through shocks and shakes RUGGED OUTDOOR SPEAKER: Constructed from durable materials, including a rubberized silicone exterior, SoundLink Micro resists drops, dents, cracks, and scratches. Plus, its soft-touch finish almost never shows a mark