These armbands are 3.75"(9ms) deep and have a velcro fastening which gives 4 "(8cms) of adjustment. They are made from heavy weight cotton/polyester drill fabric and have cotton bound edges. Where possible they will have same colour binding and velcro but where not possible they will have black binding and velco currently the colours which will have black binding are yellow and orange. They feature a coloured stripe accross the centra. You can chose both the colour of the armband and the colour of the stripe when ordering below. If we do not have the option you require or you would like more than one stripe please use the email button top left to email your requirements to us and we will send you a quote. Please scroll down for prices, sizing and to order this product.