Specification: This fused stand-up collar shirt is designed for a polished and professional appearance. It features double-stitched sleeve and side seams for enhanced durability, with single-needle stitched yoke, cuffs, and armholes for a clean, precise finish. The shirt has a rounded hem, a chest pocket on the left side as worn, and 1-button adjustable cuffs with no button cuff placket for added versatility. Includes a spare button and a Kustom Kit® woven back neck label. Certified by SEDEX and Oeko-Tex, this shirt ensures quality, comfort, and ethical production standards. Washing Instructions: Machine wash at 40°C with bar under. Do not bleach, tumble dry, or dry clean. Iron at medium temperature (two-dot iron) to maintain fabric integrity and collar shape. Fabric: 55% Cotton, 45% Polyester – soft, breathable, and easy-care. Weight: 105gsm – lightweight and comfortable for all-day wear. Size: 14.5", 15", 15.5", 16", 16.5", 17", 17.5", 18", 18.5", 19", 19.5", 20", 21".