Welcome to woshilaocai We are providing the buyer quality and low price products all the time If you buy more pieces in the same time, you may get at most 6% discount of the total payment. We have carefully measured the size so that you can choose the right size for your cute baby. >> Size Chart: Age:0-6 months (Tag 70) Top Len: 30 cm Bust 2: 24 cm Pants Len: 39 cm Age: 6-12 months (Tag 80) Top Len: 33 cm Bust 2: 25 cm Pants Len: 42 cm Age:12-18 months (Tag 90) Top Len: 35 cm Bust 2: 26 cm Pants Len: 45 cm Age:18-24 months (Tag 100) Top Len: 38 cm Bust 2: 27 cm Pants Len: 48 cm Please kindly refer to your kids actual height and the size chart before buying There is 1-2% difference according to manual measurement. Please check the measurement chart carefully before you buy the item. >> Refund Policy : Any defect of the product like color difference,stains, broken that you receive supports full refund or chang for free. For others personal refund reason you should be responsible for the returning shipment fee. >> About Shipment: Standard Shipping: Standard mail takes 7-15 biz days to arrive.