X-Small fits sizes 2-4 Small fits sizes 4-6 Medium fits sizes 6-8 Large fits sizes 8-10 X-Large fits 10-12 XX-Large fits 12-14 Model is 5’6, wearing a size small. Can customize to your measurements! Please include your bust, waist, hip and height in “add notes†during checkout. MATERIAL 100% organic cotton rib knit with stretch, dress is meant to fit snug around the waist. Biodegradable