New By Peach Couture. Peach Couture is a registered trademark. SUMMER ESSENTIALS: Classic solid color pique polo shirts for kids between 5 and 14 years of age. COMFORTABLE: Fabric provides stretch, that enables greater mobility and comfort. Moisture transport system wicks sweat and dries fast. COLORFUL: Available in wide array of vibrant colors. Product Material: 35% Cotton 65% Polyester. GREAT FIT: Available in sizes from Small to XXl. Product Dimensions: Small: Chest: 14.9 Length: 19.2, Medium: Chest: 15.7 Length: 20.4, Large: Chest: 16.5 Length: 21.6, X-Large: Chest: 17.3 Length: 22.8, XXL: Chest: 18.1 Length: 24.