Asymmetric LS Top Black by Assembly Label. The Asymmetrical Organic Jersey Long Sleeve Top combines the style of a flattering asymmetric neckline with the casual ease of a cotton top. Crafted from a heavy-weight ribbed jersey that feels supportive and hugs the body, this organic cotton long sleeve layer has a slightly cropped length. This one-shoulder style will go with everything in your wardrobe, from skirts and denim to tailored trousers. 95% Cotton, 5% Elastane. Our model is 176cm tall with a 58cm waist and is wearing a size 8 or S.