1.materials:silicone 2.certificate:CE 3.weight:50G 4.packing:PP bag gift box 1.soft, durable case 2.Fashionable, new design 3.anti-dust and anti-scratch4.Unique design stand amplifier for Apple iPhone 4S5.No external power needed, 15 dB of volume amplified6.Holds for iPhone vertically and horizontally, functions well in hand-free mode7.Additional opening reserved for charger8..Washable, dirt and ...