WoodyKnows 2021 Newly Upgraded Side-Sleeping Backpack with All Magic Tape Straps and Enhanced Zipper (Small)

60% Cotton & 40% Polyester
Helps with Side-Sleeping – This backpack provides comfortable back support to help you sleep on your side so that the tongue, soft palate, and relax throat tissues will not fall backwards, blocking the respiratory tract.
Big Enough to Ensure Side-Sleeping – This backpack is big enough and keeps you off your back at night. Imagine what will happen if the back supporter is small or flat. You will end up sleeping on your back with it pressing on your spine, which is not just painful but dangerous.
Stable and Comfortable at Night – This backpack features a three-point fixation design at both shoulders and waist, which disperses the pressure of the fixing straps to ensure a comfortable the stable support. Imagine what will happen if it is fixed around your chest with only one strap (especially for women) or placed in a back pouch of a pajama. It will shift and slide around over time, allowing you to roll onto your back.
2021 NEWLY UPGRADED MODEL – All buckles have been replaced by magic tape to prevent slipping out and discomfort. The connection at the root of the shoulder strap and the zipper of the backpack have been enhanced. You can choose the most comfortable way to wear with our patented two-magic tape design. A. Fasten the straps across your chest. B. Fasten the straps across your shoulders. The deflated backpack is foldable, portable, washable, and ideal for travelling.
Size Guide – Two sizes are available. Measure your back width between your armpits but not including your arms. Large size for back width larger than 16 inches (40 cm) . According to the customer voice if your back width is between 16 and 18 inches, but your body size is not that large, and you do not want your sleep posture to be a right angle, you should try the small size first. Additionally, you can adjust the air capacity of the airbag from half-full to full to find the suitable size for the best side-sleeping position.