70% Cotton, 30% Flax Imported Button closure Machine Wash Material: 70% Cotton + 30% Flax. Ultra soft, stretch, comfortable and breathable fabric. Features: Cotton linen button down shirts, regular fit sewn collar long sleeve shirt, solid color banded collar shirt make your summer cooler. Occasion: Perfect for beach vacation, wedding, yoga, party, work and casual cruise wear. Perfect for all seasons and occasions, especially on hot summer days. Care Instructions: Machine wash cold setting keeps colors vibrant and ensures long-lasting durability, do not bleach and iron. Warm Tips: Please read the size information of the product description before ordering in order to choose your own size.