Rounded sauna stones

Rounded olivine diabase sauna stones. Water will flow from the rounded stones also to the lower (regular shaped) stones, which makes the steam softer. These round stones are suitable as upper stones (approximately 1/3) in decorative purpose. Sauna stoves are not supposed to filled with rounded stones only. The diameters of the stones are under 10 cm. Stone weight per crate: 15 kg.