100% Cotton Button closure Hand Wash Only SOFT MATERIAL: Made of 100% Cotton. Lightweight and soft fabric provides a comfortable wearing experience, keep you cool and relaxed all the time especially in hot day. CLASSIC DESIGN: Men's casual summer beach shirts, regular fit, cool short sleeve tees, button down closure, easy to put on and off. Featuring classic spread collar and solid color, make these casual shirt never go out of style. OCCASIONS: Available in many colors, men cotton button up shirts are suitable for spring, summer and fall. Simple but modern style, perfect for casual wear, beach, date, office work, yoga, street, workout, vacation and so on. PERFECT GIFT: Men V-Neck Summer Shirts are paired well with jeans, trousers, slacks, sweat pants, or athletic slacks, can be used for work as well as casual events. As a gift for your dad, husband, son or friends. NOTE: Standard US size S - XXXL. Hand wash or machine wash in cold water, do not dry, do not bleach, hang to dry. Please carefully check the SIZE CHART in the Picture and Description.