our most favourable price is USD0.11/PC, FOB Shanghai, MOQ is 20,000 PCS. The material is PP, the dimension is 4.5 x 1.5 x 1.5CM while the weight is 3G/PC, the lead time for 20,000 PCS is about 5 days. In addition, we can also help you build the mould and make the shock cords & plastic clips according to your drawings or samples.