Kayla is 5'8, size 18 and is wearing size 2X. Talulah is 5'9, size 4/6 and is wearing size Small. Does have an oversize fit. If you are a 3x Material: 52% cotton 48% polyester S: 4-6 Bust: 37" Length: 27" M: 8-10 Bust: 41" Length: 28.5" L: 12-14 Bust: 46" Length: 30" 1X: 14-16 Bust: 51" Length: 31.5" 2X: 18-20 Bust: 54" Length: 32.5"