Depending on your body, you will find that your support needs will vary. In the 1st trimester, these will help accentuate your belly, so you may feel like you appear more pregnant than just bloated. By the 2nd trimester, these will be your go-to leggings for everyday comfort and support. By the 3rd trimester, these doubled up with a support tank will provide the ultimate in belly and back relief from pregnancy aches and pains.