Material: 55% Cotton, 45% Linen Cotton Linen Shirt: This lightweight linen beach shirt made by cotton linen material, lightweight, comfortable and soft, do not shrink and fade, moisture-wicking. Note: We've updated a version of Stand-up collar! Please choose the design you like! Linen Shirts for Men: Lightweight shirt, casual button down shirts, short sleeve, regular fit, stand collar shirt, chest pocket, v neck, solid color, great choice for daily wearing. Casual Button Down Shirts: These classic fit shirts be a perfect shirt to go out with jeans, slacks, dress pants, chinos, offers a casual, yet amazing look. Button Down Summer Shirt: Perfect for Beach, Party, Work, Wedding, Yoga or Casual Wear. Perfect for all seasons and occasions, especially on hot summer days. Size Suggestion: Machine washable, if you wanna regular loose fit style, please choose a larger size than you normally wear.