Will the waistband stay up and grow with my bump?

Yes. It is a wide seamless stretch panel that rises gradually over the bump as it grows rather than pinching around it. Nothing to adjust, nothing to roll down. Most women wear the same size from the first trimester all the way through to birth.

Are they fully opaque under stretch?

The nylon knit is a medium-weight dense construction chosen to hold its coverage when you bend, sit and move. That is the most common failure point in lighter seamless fabrics. Confirm against a physical sample before publishing this claim.

Will they keep their shape or go baggy with wear?

The high-elasticity construction returns to shape after each wear rather than stretching out or bagging at the knees. Washed on a gentle cycle, one pair is built to carry you through the whole journey.

They look very fitted. Will they feel tight?

Despite the close fit, the seamless knit moves with the body rather than against it and there are no seams to dig in or rub. They may feel snug at first but most wearers find they feel like a second skin within a few minutes.

Can I wear them after birth and through c-section recovery?

Yes. After birth the waistband adapts without pressing and the stretch follows your shape as it changes. For c-section recovery, fold the waistband down in the early weeks so it sits away from the scar and adjust as you heal.