Properties: The size is 190 x 60 x 6cm When folded, the mattress measures 10 x 23cm Mattress made of 100% Nylon The whole thing weighs 530g It has a two-stage valve: the first non-return valve prevents air from escaping when the inflation is stopped for a moment, the second fully open valve is used to deflate the mattress The mattress provides high sleeping comfort Snaps on the edges allow you to connect the mattresses together, creating a cohesive bed for two or more people.