Material: Polyester Color: as the picture shows, (Due to the difference between different monitors, the picture may have slight color difference. please make sure you do not mind before ordering, Thank you!) Package weight: 816g Package size: 35x30x4cm,(Please allow 1-3mm error due to manual measurement. please make sure you do not mind before ordering.) Size chart: Size:110 Recommended age:3-4 Years Bust:40cm/15.75'' Waist:23cm/9.06'' Sleeve:50cm/19.69'' Length:45cm/17.72'' Pants Length:63cm/24.80'' :37.5cm/14.76'' Recommended height:100-110cm/39.37-43.31'' Size:120 Recommended age:5-6 Years Bust:42cm/16.54'' Waist:24.5cm/9.65'' Sleeve:55cm/21.65'' Length:48cm/18.90'' Pants Length:70cm/27.56'' :40cm/15.75'' Recommended height:110-120cm/43.31-47.24'' Size:130 Recommended age:7-8 Years Bust:44cm/17.32'' Waist:26cm/10.24'' Sleeve:60cm/23.62'' Length:51cm/20.08'' Pants Length:77cm/30.31'' :42.5cm/16.73'' Recommended height:120-130cm/47.24-51.18'' Size:140 Recommended age:9-10 Years Bust:46cm/18.11'' Waist:27.5cm/10.83'' Sleeve:65cm/25.59'' Length:55cm/21.65'' Pants Length:83cm/32.68'' :45cm/17.72'' Recommended height:130-140cm/51.18-55.12'' Size:150 Recommended age:11-12 Years Bust:49cm/19.29'' Waist:29cm/11.42'' Sleeve:70cm/27.56'' Length:59cm/23.23'' Pants Length:89cm/35.04'' :47.5cm/18.70'' Recommended height:140-150cm/55.12-59.06'' Size:160 Recommended age:13-14 Years Bust:55cm/21.65'' Waist:30.5cm/12.01'' Sleeve:78.5cm/30.91'' Length:63cm/24.80'' Pants Length:94cm/37.01'' :50.5cm/19.88'' Recommended height:150-160cm/59.06-62.99'' Size:170 Recommended age:15-16 Years Bust:61cm/24.02'' Waist:32cm/12.60'' Sleeve:82.5cm/32.48'' Length:67cm/26.38'' Pants Length:99cm/38.98'' :55.5cm/21.85'' Recommended height:160-170cm/62.99-66.93'' 【SIZE SELECT】Due to the varying sizes of each product, in order for you to choose the accurate and suitable size, please refer to the size chart in the product image instead of the platform's "Size Guide" to select the size. Flannel Fabric provides exceptional warmth and comfort for boys during chilly autumn and winter nights, for sleep and lounging. Classic Two-Piece Design includes a long-sleeve top and matching pants, offering a cozy and complete sleepwear outfit for home and relaxed settings. Ideal For Ages 3 to 16 years, this pajama set is tailored for a comfortable fit, making it a great for various boy's age groups. Easy Care is ensured with washing instructions, maintaining the fabric's softness and quality through home laundering.