Item Number: A02 .KOLON/ KOLON SPORT Lightweight, Quick-Drying, Breathable, Micro-Stretch Polyester Fabric, Washable Without Deformation. The fine fibers have excellent moisture-wicking and breathability properties, featuring 7A-level physical antibacterial natural protection.Polo collar with double-layer reinforced bonding, high-quality aesthetic that is durable and maintains its shape without sagging, providing a strong three-dimensional effect.Three-dimensional cut at the underarm side seam for comfortable movement.Suitable for daily life, casual business, and all ages, flattering for the figure and versatile for various outfits. Maximum recommended weight for size - pounds.M: Shoulder Width 44.4 cm, Bust - cm, Length 67 cm, Cuff 16.6 cm, Suggested Weight - pounds.L: Shoulder Width 45.7 cm, Bust - cm, Length 69 cm, Cuff 17.3 cm, Suggested Weight - pounds.XL: Shoulder Width 47 cm, Bust - cm, Length 71 cm, Cuff 18 cm, Suggested Weight - pounds.2XL: Shoulder Width 48.3 cm, Bust - cm, Length 73 cm, Cuff 18.7 cm, Suggested Weight - pounds.3XL: Shoulder Width 49.6 cm, Bust - cm, Length 75 cm, Cuff 19.4 cm, Suggested Weight - pounds.4XL: Shoulder Width 51 cm, Bust - cm, Length 77 cm, Cuff 20 cm, Suggested Weight - pounds.5XL: Shoulder Width 52.2 cm, Bust - cm, Length 78 cm, Cuff 20.8 cm, Suggested Weight - pounds.