21" length * machine washable * Knee Length * Stretchy * SIZING INFORMATION - we dispatch from the UK. Sizing in the US and UK differ. We now use a 2 size difference. On our site, when you click to buy size 10, this is US 10, so we send UK 14. When you click size 12, this is US 12 so we send UK 16, and so on. Our feedback shows most customers are happy with our sizing, but a few say they are small. BUT WE AIM FOR 100% CUSTOMER SATISFACTION. Choosing your size, see our "sizing info" next to the size drop down. For more advice please email us.