# TranquilRelax Half-Moon Memory Foam Knee Pillow

TranquilRelax’s half-moon memory foam knee pillow is described for positioning under the knees or legs, between the legs, or under the lower back. Its removable cover and cylindrical form make it a compact option for people seeking adjustable support, though customer feedback reports mixed firmness and comfort.

- [Original product page](https://best-deals.pro/product/tranquilrelax-half-moon-memory-foam-knee-pillow)
- [View offer](https://best-deals.pro/visit/tranquilrelax-half-moon-memory-foam-knee-pillow)
- Market: US
- Language: en-US
- Currency: USD
- Brand: TranquilRelax
- Price: 23.98 USD
- Previous price: 31.99 USD
- Discount: 25%
- Price checked: 2026-11-14T06:24:46.672Z
- Rating: 4.3 / 5
- Reviews: 698

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- Removable cover is described as washable, with the listing claiming it withstands weekly washes.
- Memory foam core and half-moon shape are presented for leg and lower-back positioning.
- The listing describes use between the legs, under the lower back, or under the knees or legs.

## Pros

- Removable cover allows cleaning without washing the foam core.
- Several suggested positioning options may suit buyers who want a pillow they can reposition.

## Specifications

### Identity
- Brand: TranquilRelax
### Construction and care
- Fill material: Memory Foam
- Form factor: Cylindrical
- Cover: Removable Cover
- Color: Grey
- Size: Large
- Number of pieces: 1
- Age range: Adult
### Suggested positioning
- Recommended uses: Use half moon pillow in four main positions: between legs, under lower back, under knees or legs

## Before you buy

- Listing dimensions conflict: the title highlight states 22" x 8.7" x 5.3", while a feature states 20.4" x 8" x 4.9". The listing also describes the form as both half-moon and cylindrical, so confirm the size and shape shown for the selected item before buying. Claims of pain relief, alignment, hypoallergenic foam and OEKO-TEX certification are listing claims, not independently verified here.

## A good fit for

- Back sleepers looking for a removable-cover pillow to place under their knees or legs.
- Buyers seeking a small support pillow that the listing says can also be positioned between the legs or under the lower back.

## Less suited to

- Shoppers who need a confirmed exact size or a clearly defined contour before purchase.
- People who strongly prefer soft cushioning, given customer reports that the pillow can feel too hard or uncomfortable.

## Customer feedback

Customer feedback highlights perceived usefulness for low-back and knee discomfort, along with positive comments about functionality, quality, size and value. Some customers also report that the pillow feels too hard or uncomfortable. This matters because the listing describes a memory foam core but does not give a firmness rating, so comfort may depend on personal preference and fit.
- Positive themes: Customers report that the pillow helps with low-back or knee discomfort, with a customer summary also mentioning sciatica.
- Positive themes: Feedback includes positive comments about functionality, quality and size.
- Negative themes: Some customers find the pillow too hard and uncomfortable.
- Mixed feedback: Customer impressions of firmness and comfort vary.

## Frequently asked questions

### What positions does the listing recommend?
It describes placing the pillow between the legs, under the lower back, or under the knees or legs.
### Is the cover removable?
Yes. The listing identifies a removable cover and says it can withstand weekly washes. It does not specify washing instructions.
### What size is the pillow?
The listing gives two different dimension sets, 22" x 8.7" x 5.3" and 20.4" x 8" x 4.9". Confirm the dimensions for the selected listing before purchase.
### What do customers say about firmness and comfort?
Feedback is mixed. Some customers find the pillow too hard and uncomfortable, while the summary also reports positive experiences with functionality and pain relief.

## Offer details

- The observed offer is described as an Amazon Prime savings offer.

## Alternative options

- [5 STARS UNITED Knee Pillow for Back Sleeping – Half Moon Bolster Pillow for Legs, Under Knee Pillow for Sleeping on Back, Memory Foam Leg Pillow for Back Pain, Gray](https://best-deals.pro/visit/tranquilrelax-half-moon-memory-foam-knee-pillow)
- [C CUSHION LAB Extra Support Orthopedic Knee Pillow for Side Sleepers - Healthy Alignment Leg Pillow for Sleeping - Hip, Pregnancy, Sciatica, & Back Pain Relief - Memory Foam Contour Wedge - Large Size](https://best-deals.pro/visit/tranquilrelax-half-moon-memory-foam-knee-pillow)
- [Momcozy Knee Pillow for Side Sleepers, Soft Memory Foam & Pinch-Free Design \| Relieve Knee, Leg and Sciatica Pain, Adjustable Elastic Strap Ideal for Pregnant Women and Seniors, White](https://best-deals.pro/visit/tranquilrelax-half-moon-memory-foam-knee-pillow)
- [CROWN SHADES Canopy Tent 10x10 Pop Up Canopy with Side Pockets, Grid White \| Pop Up Tent Shelter with One Person Set Up Center Lock, Portable Instant Camping Beach Canopy Tents](https://best-deals.pro/visit/tranquilrelax-half-moon-memory-foam-knee-pillow)
- [Everlasting Comfort Under Knee Pillow for Back Sleeping - Memory Foam Half Moon Leg Bolster Pillow for Back Pain, Thoracic Support](https://best-deals.pro/visit/everlasting-comfort-memory-foam-half-moon-bolster-pillow)
- [Long Knee Pillow for Side Sleepers Separates Full Thighs for Alignment \| Memory Foam Leg Pillow for Knees,Hips, Back Pain Relief When Side Sleeping Spine Alignment Support for Knee Surgery Recovery](https://best-deals.pro/visit/tranquilrelax-half-moon-memory-foam-knee-pillow)
- [Jakoola 3 Heights Leg Elevation Pillow Blood Circulation, Swelling, L 24" \| Wedge pillow for legs, after surgery, Leg/knee/back pain relief, Double legs support rest pillow, Knee/foot elevation pillow](https://best-deals.pro/visit/tranquilrelax-half-moon-memory-foam-knee-pillow)
- [5 STARS UNITED Knee Pillow for Back Sleeping – Half Moon Bolster Pillow for Legs, Under Knee Pillow for Sleeping on Back, Memory Foam Leg Pillow for Back Pain, White](https://best-deals.pro/visit/tranquilrelax-half-moon-memory-foam-knee-pillow)
- [Cushion Lab Extra Dense Orthopedic Knee Pillow for Back Pain Relief, Leg Pain, Hip, Pregnancy, Sciatica & Joint Pain - Memory Foam Wedge Pillow Contour](https://best-deals.pro/visit/tranquilrelax-half-moon-memory-foam-knee-pillow)
- [Knee Pillow for Side Sleepers - Cooling Pillow Between Legs for Side Sleeping - Mem...](https://best-deals.pro/visit/tranquilrelax-half-moon-memory-foam-knee-pillow)
- [5 STARS UNITED Knee Pillow for Back Sleeping – Half Moon Bolster Pillow for Legs, Under Knee Pillow for Sleeping on Back, Memory Foam Leg Pillow for Back Pain, Natural Gray](https://best-deals.pro/visit/tranquilrelax-half-moon-memory-foam-knee-pillow)
- [C CUSHION LAB Extra Dense Lumbar Pillow - Patented Ergonomic Multi-Region Firm Back Support for Lower Back Pain Relief - Lumbar Support Cushion with Strap for Office Chair, Car, Sofa, Plane - Grey](https://best-deals.pro/visit/tranquilrelax-half-moon-memory-foam-knee-pillow)

## Images

![TranquilRelax Half-Moon Memory Foam Knee Pillow — 1](https://best-deals.pro/i/wMtqJj231tFBCig6qsadU-S8hlJREoPZlhLYhd0IdRwyMw4gZMELK7pgS7ZHQvywyO7Ytyzmr36_QtGA5jcbP0CubN5yYoeWUkge-Y4_14IBvooGJd4mCXbX.jpg)

![TranquilRelax Half-Moon Memory Foam Knee Pillow — 2](https://best-deals.pro/i/8rCkDXm7zJ6GQMnzbtRlKqtvy_T-DC6lYAfzA9jjJby74o_Dc4ayYsGajrjLupRkI91bSmJvl8znBbvTvH5y8RULPTNONGxuoUNGOeP_FzkUV5WNTxivziBQ.jpg)

![TranquilRelax Half-Moon Memory Foam Knee Pillow — 3](https://best-deals.pro/i/1Gcm9iRBidYXRagBW5zAHcS47Vrf7vsiWPFJ1O1koF0Rfdi0xdN_ADb7WRPn4f1kFHwq3geXer66lK7DKO7OdnrLC9EFx6RUJHPpDD87LhOYwUstogntiVA3.jpg)

![TranquilRelax Half-Moon Memory Foam Knee Pillow — 4](https://best-deals.pro/i/feu9CtumYvJTdcj1HMRaklA3vcq4oINyUh2OCSl_kG0I8XcLKKQsDry-zKSIgeE_Tqa6kf19_Ajk697r4hVX4KePt5o_BtM-wkJ9jQ4l-16InvuHRXB-LrT3.jpg)

![TranquilRelax Half-Moon Memory Foam Knee Pillow — 5](https://best-deals.pro/i/O786lDbjjPHRp5gV76_mTCtWKkSLXfge52Nm5faoDQAkPu9ZAweGqGi9eRxpzn75jcKDK625H7HxcGmZQg8Hm4pedfGWYrIpWZwYAZRWobTGk8SrDUCcvbfE.jpg)

![TranquilRelax Half-Moon Memory Foam Knee Pillow — 6](https://best-deals.pro/i/KNLHq0m5_VlDYKhKVHP9-vjAhTVbXrXPrBjoiDkDVFNCxfN4FF94b8vaadLhhy0Ct53GZk_LilDQaipY529uzUFTbMaqFcN0eFhoR3CJElYsTYLb2HAa0_Im.jpg)

![TranquilRelax Half-Moon Memory Foam Knee Pillow — 7](https://best-deals.pro/i/30Z-eTtJBxBDk7HX-5sodM7mCviMSMrMGwaZzlGKVF2ZM7GRCc7b9chfECN8Nd0GoCFHGQXr2Wq4nlvFFi1PNjJHokPtXSezkqvZAS0LUvnD8sjYhLUMb_ZQ.jpg)