A set of three Kaloud Sitra thermal diffusers for placement inside a bowl: the glass Vitria, the ceramic Lapis, and a black anodized aluminum diffuser. The diffuser sits inside the bowl on top of the tobacco. Compatible with Kaloud Samsaris bowls and other Kaloud bowls used with Lotus systems; not compatible with the Kaloud Lotus II.

Placed in the bowl on top of the tobacco before the charcoal and compatible HMD are set on top.