ODODOSWomen's High Waisted Pattern Pocket Full-Length Yoga Leggings

Are these made in the United States?

Do these leggings stretch ? I am 5’4 and weight about 200 pounds . When I buy XL leggings they tend to stretch and fall on me .

in 5’5” and 137 lbs. I normally wear a size 6 in jeans. What size do I order?

Can these pants be used for the pool?