Choosing a comfortable shape
Pregnancy pillows are comfort and positioning tools. Choose by how much of the body you want supported, how much bed space you can give up and whether you can wash the cover easily.
Amazon full-body option: Momcozy U-Shaped Pregnancy Pillow

Momcozy’s U-shaped pillow is a straightforward example of the full-body style discussed below. It supports both sides of the body at once, but it also takes up more mattress space than a J-shaped pillow or wedge.
Check Momcozy U-Shaped Pillow on Amazon →
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Common pregnancy-pillow shapes
How to choose by support and bed space
- For support at both front and back: compare a U-shape, but measure its width and check whether you can move in and out of bed easily.
- For targeted support: try a wedge under the abdomen or a separate pillow between the knees. Existing pillows may be enough; a specialty pillow is optional.
- For easier repositioning: a straight or adjustable body pillow may take less space than a large wraparound shape. Try the head and neck height with your usual mattress.
- For cleaning: check whether only the cover is washable, whether replacement covers are sold, and whether the inner pillow fits your washer.
What to look for
- Removable, washable cover
- Fill that does not create more heat than you tolerate
- Enough length for your height
- Space for a partner if sharing the bed
- A shape you can reposition without strain
Side sleeping and pregnancy
The American College of Obstetricians and Gynecologists says side sleeping during the second and third trimesters may be best, and suggests a pillow between the knees, under the belly or a full-length body pillow for support. ACOG says either side can be used. The NHS advises going to sleep on either side after 28 weeks; if you wake on your back, turn onto your side again. Follow your own obstetric clinician’s guidance for individual circumstances.
Before you order
Compare the exact measurements, fill, replacement-cover availability and seller’s return conditions. Check the total width against the space you share with a partner, and consider whether a pillow still works with your preferred head pillow. A product listing or illustration does not establish that Yawnder tested that model.
Showroom note: Yawnder does not stock the exact pregnancy pillows previously listed on this page for side-by-side showroom trials.
For ordinary head pillows, see our side-sleeper guide and Pillow Reviews hub.
Want to compare current availability and pricing on Amazon?
See side-sleeper pregnancy pillows on AmazonAs an Amazon Associate, Yawnder may earn from qualifying purchases.