Inner Filling: 100% Pure And Natural Long Strand Silk Floss.
Side Zipper: YKK® Zipper, made from Zinc Alloy (zipper head) and Polyester (zipper teeth and tape).
Temperature Regulation: The breathability and heat insulating properties of silk make sure it is able to keep you warm without making you hot, and its great moisture wicking abilities help keep your bed dry.
Soft and Fluffy: Feel like sleeping on clouds.
Note: Due to product up-grading, some old versions still use other zippers.