Use it when your boy is at the beach, building sandcastles or exploring rock pools. Targeted at boys, this long - sleeve rash top has the following features: • UPF50+ fabric for skin protection. • Quick - drying, lightweight, breathable. • Centre front length varies by size: Size 2 = 12 inches; Size 3 = 13.6 inches; Size 4 = 15 inches; Size 6 = 16.5 inches; Size 8 = 17.6 inches; Size 10 = 18.6 inches; Size 12 = 19.7 inches; Size 14 = 20.7 inches; Size 16 = 21.8 inches