1Pure cotton + polyester fiber material, soft and comfortable wearing experience, no harm to children's delicate skin. 2Suitable for daily, casual, game wear, holiday, outdoor, school, birthday party, photography, beach games, etc. 3Highly soft and stretch fabric, which is super skinfriendly and cozy to wear. Very breathable summer outfit for children. 4It is the best gift for children, short sleeve shirt and pants set, special designed for little kids wearing in summer. 5There are 2 different size clothes set available, you can choose according to your demands.