Our products are merchandise and cannot be returned or exchanged unless there are quality issues. Our shop mainly caters to merchants; all styles are size-based with only wash labels and size tags on the clothes for buyers to hang their own brand tags. The packaging bags are transparent zipper bags. Fabric name, air layer Fabric square gram weight, 220 grams Weaving Craftsmanship, Knitting Garment Weight, S-650 M-700 L-720 XL-740 XXL-760 XXXL-780