Bass Noise-isolating Sports Headphones for Running with Memory Wire and Microphone Adjustable memory wire around the ear, Lightweight, Earphones will never fall out while you are walking, running or taking exercise. Clear sound and strong bass give you a better audio experience. Noise isolation design lets you stay far away from ambient noise, stay focused. Memory foam tips can improve noise isolation performance, and make wearing more comfortable. Using inline microphone to answer phone call and control music play/pause. Including 1 pair of Memory foam tips, 2 pairs of silicone tips, 1 carrying bag.