Optionally, the product can be equipped with a unique service valve which allows you to adjust the amount of the granules in the cushion.
The valve makes it easier to increase or decrease the amount of the granules in the product depending on the individual needs.
It is recommended to us the GRANULES for proper use of the valve.
4. Fill with granules.
Tightly insert the funnel of the bag into the hole in the cushion to a depth of about 1 cm and gently pour the granules to the desired amount by pulling the bag up. In order to decrease the amount of the granules in the cushion, insert the funnel into the cushion, turn the cushion down and carefully spill the granules out until the desired amount.
BodyMap – how its made