Lucky you! To use your coupon code, please add all of your glam goodies to your shopping cart and begin the checkout process. There will be a box field in the checkout process to enter your code, then just click “apply”. Please note that only one promotion code can be entered for a given order. Coupon codes cannot be used for orders already placed.

Do not have any coupon code? Don't worry! You can check the home page to see if there is a coupon code for the specific series. Or you can join us in the newsletter to get your own 10% coupon code. You can simply find the joining bar at the bottom of the home page.

Once your order is in transit, you will receive your order within 2-10 business days(depending on the delivery service). If you have not received the products for more than 10 days, please chat with us online, call us at 909-503-9060, or contact us at cs@smafan.com. we will be happy to resolve the issue immediately.

The main material of the mattress is air fiber, which provides more support and airflow, creating the most comfortable conditions to fall asleep faster and remain asleep longer.

if you sleep alone you can choose the twin size or the full size; if you sleep in dual, you can choose the queen size or the king size. The specific dimension of the mattress can be found on the product detailed page.

Our mattress is designed to help those who suffer from chronic sleep ailments and trouble falling and remaining asleep. It can facilitate a lower core body temperature that is scientifically linked to Stage 3 Delta Sleep, for a deeper and more restful night of sleep and give your muscles a rest while rolling over in bed at night.

It has standard US plumbing connections, making it suitable for most American bathrooms and easy to install. If you have any problems with the installation, please chat with us online, call us at 909-503-9060, or contact us at cs@smafan.com for further assistance.