Juni Tank Dress Black by Assembly Label. Designed with simplicity and versatility in mind, the Juni Organic Tank Dress is a core wardrobe essential. Crafted from 100% organic cotton, this midi-length dress features a relaxed silhouette with ribbed finishes. Stock up on this cotton tank dress for spring and summer, and style with our leather sandals. 100% CottonRelaxed fit, take your usual size for a similar look.