Cottelli Party Collection - Red Zip DressTight, fitted at the waist 2 way zip all the way down the front Sleeveless, with a stand up collar For beautiful curves! This tight dress that is fitted at the waist puts your feminine curves in the limelight. The 2 way zip can be used to reveal a little more if desired. This dress is very stretchy thanks to the large amount of elastane and is therefore extremely comfortable to wear. 85% polyester, 15% elastane. Cottelli Size Chart Cottelli Size UK