Upgraded Four Adjustable Height: Unique adjustable height, from 3.5 inches to 10.2 inches, is enough to raise your entire leg above heart level, no matter your height. For lower height, just remove the bottom layer; For higher height, just add extra insert pad. Externally disassemble leg elevation pillows ensure easier height adjustment. Soft but Supportive Leg Pillow: The top layer of the leg pillows for elevation is made of soft memory foam with gel particles, which ensures comfortable and refreshed even with prolonged use. The bottom 2 layers are made of high-density foam, which provides sufficient support and will not deform after long-term use. Ergonomic Wedge Pillows for After Surgery: Designed with a 40 incline, the leg elevation pillows for swelling provide the most suitable elevation height for the leg, promoting blood circulation and reducing leg pain. The U-shaped groove and insert pad make the leg in place, avoiding slipping off when sleep. Specially designed for knee surgery, hip and femur replacement, leg injuries recovery. Additional Multi-use Insert Pad: Combined with this pad, you will enjoy more comfort when using the leg wedge pillow, which perfectly fits the popliteal and ankle, and provides excellent stability. You can place the pad under the entire leg to add 1.2 inches of height or folded to add 2.4 inches of height, or place it on one side of the leg to make the groove narrower to fit the thinner leg. Intimate Multi-handle and Non-slip Design: Two handles on the front of the leg pillows for sleeping make it easier for you to pull and position your leg pillow, whether with your left or right hand, and the side handle is for carrying. The bottom of the pillow cover is designed with non-slip silicone particles to prevent the leg pillow from moving during use.