I'm also size xs in ladies wear, and the smallest clasp fits me! The arm loops are not adjustable, but the width is. The only downside is that the straps are pretty irritating on the shoulders so using some homemade cushioning is a good idea. It is on...  Read More

Probably the most effective brace available posture support. The product serves the purpose as a reminder of your posture. There is a company that sells a similar one for $89.

It needs a little tweaking, but all in all good. The seller is very generous, all the fees afforded by the seller, and the delivery to my new address is fast.

It's essentially a double elastic which isn't comfortable nor does it stay in place. Can creep up on you, cut off circulaion and generally be just uncomfortable to wear. Perhaps they need to make smaller adjustments if it's one size fits all.