Rest - Venti Sleep

Top layers
*Knitted fabric 650 gm /m^2
*soft peeling sponge 18 kg/m^3
*high quality nonwoven roll fiber 400 g/m^2
*high quality non woven fabric 15 g/m^2
Sponge, felt layers
*Soft sponge 30 kg /m^3
*hard sponge 25 kg /m^3
*soft felt 1200g/m^2
*Hard felt 800 g/m^2
Spring unit
*5mm frame
* 125 spring / m^2 Spring spec.:2.4 mm
wire, 85 mm diameter , 170 or 150 mm
height.

Sponge, felt layers
*Hard felt 800 g/m^2
*soft felt 1200g/m^2
*hard sponge 25kg /m^3
Bottom layers
*high quality non woven fabric 15 g/m^2
*high quality nonwoven roll fiber 400 g/m^2
*soft peeling sponge 18 kg/m^3
*Knitted fabric 650 gm /m^2