1. there's no elastic bands on the arms, but we can modify the costume for you if you want;
2. we can change the skirt length for you, just tell us the actual size you want, then our tailor will adjust it for you;
3. the socks are not included (costume including: dress, apron, bow knot, head wear), if you want to order them, please send us some clearly reference photos about the socks, then we will check if we can make it for you.
After all, please submit ticket (with product link & request) to our Support Center and let my teammate helps you directly. n_n