33 lbs of 2" - 4" (5-10 cm) of rounded olivine sauna stones. We highly recommend using rounded stones in HUUM heaters to compliment the design and have milder steam. The stones are durable and have high heat capacity.

Olivine Diabase Granite sauna stones

Rounded shape to compliment heater design

Durable with high-heat capacity

Stones range from 2" to 4" (5-10 cm)

Package Contents

33 lb box of 2" to 4" (5-10 cm) round Olivine sauna stones