Seat Cushion, SC 100B Seat Cushions for Office Chairs, Car Seat, Wheelchair - Sciatica & Tailbone & Coccyx Pain Relief Pillow for Driver Sedentary People（Size:17 * 14.6 * 3.54 in-Black

This seat cushion has received overwhelmingly positive reviews, with an average rating of 4.6 out of 5 stars, indicating a high level of customer satisfaction with its ability to provide sciatica and tailbone pain relief. The product's consistency in delivering results is a major positive, with a score of 96 out of 100, suggesting that it performs well across different users and settings. However, some concerns arise from the relatively low seller reputation score, which may impact the trustworthiness of the product and the brand's overall credibility.