Feature: 1. Sleep Position Training: Our cylinder pillows allow you to sleep at a 45-degree angle on the oblique side and a 90-degree angle on the vertical side, helping correct sleeping posture and relieve shoulder and neck discomfort. 2. Snoring Prevention: The pillow is designed to prevent rolling onto your back during sleep, which may help reduce or eliminate snoring. 3. Memory Foam Construction: Made from memory foam, this side sleeping pillow provides supportive cushioning and promotes proper spinal alignment. 4. Adjustable Fit: Features adjustable straps that can be customized to fit different body sizes for added comfort and stability. 5. Versatile Use: The back pillow can be detached from the strap and used separately as a neck pillow or small cushion for additional household utility. Specification: Item Type: Side Sleeping Backpack Pillow Material: Memory Foam Purpose: Supports spinal alignment, helps prevent back sleeping and snoring, promotes proper sleep posture, relieves shoulder and neck discomfort; detachable back pillow can be used as a neck pillow or small cushion Package List: 1 x Side Sleeping Backpack Pillow 1 x Strap