Mad Man Wireless Earbuds combine intelligent design with breakthrough technology to provide crystal clear sound. Easily pair earbuds to your smartphone for hands free activities. Lightweight & designed to comfortably fit in your ear. Get up to 5 hours of listening time on one charge. Or up to 3 hours with just a 15-minute charge in the charging case. Mad Man, masters of men's gifts. Material: Acrylic/Silicone. Dimensions: 1.75" x 0.85" x 2"