Compatible with Studio v2, Studio XL Lite and Studio XL only.

Single foam pack., compatible with Hydration Paper and Reusable Membrane.

• Studio XL v1 and v2 size:Our NEW special foam is naturally mold resistant. No anti-mold chemicals are added to the foam, and the effect will not wear out over time. So no bad smell after a few days, even when not stored in a fridge. Long lasting, you just need to rinse it from time to time with fresh water.