Material of Girls Gymnastics Leotards: 82% Polyester,18% Spandex.Soft and Strecthy.Perfect choice for learning gym and dance. GymnastiVarious Styles of Girls Gymnastics Leotards: We have long sleeves leotards and sleeveless leotards for all seasons.Girls can wear it to play,dance,and practice.cs Leotards for Girls Design: High-quality printing technology,bright colors and stylish elements,girls will love it. Various Styles of Girls Gymnastics Leotards: We have long sleeves leotards and sleeveless leotards for all seasons.Girls can wear it to play,dance,and practice. Perfect Birthday Gift: Surprise before school starts.Fit for dance,gymnastics,fitness,team activwear,playwear,competition and so on. Warm Tips: Do not mix with light clothes,or dry clean.Please wash by hands or machine. Little girls sleeveless gymnastic leotards/junior dancewear/ practice outfit/leotards for toddler girls/athletic clothes/team activewear/fitness/Yoga/dance costume for size 2t,3t,4t,5t,6t,7-8,9-10 sleeveless tank leotards. Material:82% Polyester,18% Spandex.The soft fabric could touch directly kid's skin.It's light, breathable,high resilience and crease-resistance. Size recommend: size 100--age 2-3 years old--Bust 19.69inch--Total Length (shoulder to crotch) 17.52inch--Length of Sleeve 13.39inch size 110--age 3-4 years old--Bust 20.47inch--Total Length (shoulder to crotch) 18.31inch--Length of Sleeve 14.17inch size 120--age 4-5 years old--Bust 21.26inch--Total Length (shoulder to crotch) 19.09inch--Length of Sleeve 14.96inch size 130--age 5-6 years old--Bust 22.05inch--Total Length (shoulder to crotch) 19.88inch--Length of Sleeve 15.75inch size 140--age 7-8 years old--Bust 24.02inch--Total Length (shoulder to crotch) 21.46inch--Length of Sleeve 16.54inch size 150--age 9-10 years old--Bust 25.59inch--Total Length (shoulder to crotch) 22.83inch--Length of Sleeve 17.13inch If your girl is taller than normal level,please choose next size.Please allow an error 1-2 cm in size. Warm tips:Please wash by warm water under 30℃.Suggest that hand washing and washing by machine.Prohibit bleaching, and do not put it in the sun.