DescriptionUse perfect quality silicone material, meet RoHS, FDA, SDS dustproof, moistureproof and antioxidant standards, they are soft, comfortable, durable, heat resistant and environmental. Laptops, mobile power, computers and other standard USB ports dustproof plugs. New design, plug is tighter than others, you no longer worry about coming off.Various color choices, mutiple color and shape make it be gorgeous decor in your electronic equipment.Features- Color: Black - Material: Silicone - Size: 2.8 x 0.8 x 0.5cm - Use perfect quality silicone material, meet RoHS, FDA, SDS dustproof, moistureproof and antioxidant standards. They are soft, comfortable, durable, heat resistant and environmental. - New design, plug is tighter than others, you no longer worry about coming off. Laptops, mobile power, computers and other standard USB ports dustproof plugs. - It can protect your USB port, can prevent dust and damp effectively, protect your charger connect well. - 13PCS, huge quantities and super cost effective, you have various color choices, shape make it be gorgeous decor in your electronic equipment.