Black 90% Nylon, 10% Elastane Soft Logo Waistband Extra Wide Waistband Cotton Gusset Opaque Style Matt Finish S=UK8-10 M=UK12-14 L=UK14-16 Please note, that for hygiene reasons & because of the nature of hosiery products, we are not able to accept returns of items that have been worn. The only exception to this is in the event that you have received a damaged or faulty item from us. We will be happy to exchange or refund you for any merchandise that is returned to us unopened & in its original condition.