Vaenait Baby Boy 2 Pieces Shortsleeve Top and Shorts Outfits Set Waves XS(12-18M) / S(2T) / M(3T) / L(4T-5T) 2 Pieces Set ( Sleeveless Top & Shorts ) Cool and thin material good for outfits also in summer Machine wash cold, tumble dry low. Do not bleach. Recommend to order one size Up If you don't like Tight Style.