KSKshapeSeamless Body Shaper Open Bust Shapewear Firm Control Bodysuit for Women

I'm a size 14 but I have a lot of saggy belly skin, should I get a medium instead of a large?

I’m a size 26 would the 4XL fit me ?

I’m a size 8 with small boobs what size do u think I should get? X

I'm a size 10 and tall, what size would you recommend?