Wholesale Prices in Price Matrix. These are real silk cords that make great necklaces... all you have to do is the clasp and pendant. Silk cord size is 44" L x 1/8" W. Makes beautiful necklaces by adding your own pendant to create your own necklace. (See our pendant category to check out our large selection of pendants to add to one of these beautiful necklaces.) Also great for color coordinating parties and/or school functions, etc.