Boys Size 10/12 & 12/13 Swim Suit Bundle. Both fit like size 11-12 & can be worn together. > Lands End size 10-12 blue short sleeve rash guard. 50 SPF. Quick-dry & wicking. > Nike size YLG / 11-13 boys swim trunks. Navy with a lighter blue/pink/orange design. Mesh lining. Elasticized waist with tie closure. Embroidered Nike swoosh @ leg.