NWT. Size Medium but fits like a comfortable small with a layer. see measurements. there also a definite stretch on the bottom half of this suit for added comfort and a layer underneath. please see measurements pictures for help. Description A softshell ski suit with a down-filled puffer-style bodice and classic ski pant bottom. Features High Collar with Hood Ribbed Knit Cuffs Handwarmer Pockets Ski Pass Pocket, Interior Pocket Belted Waist Zip Pockets Gusseted Hem Boot Gaiters Schoeller 4-Way Stretch Fabric Water-Resistant Finish Insulation: 90% RDS Duck Down, 10% Feathers Shell: 100% Polyester Classic Fit Model is wearing size Small ski suit.