Wave foam for storage of lenses. Suitable for use in Digi-Cabi 30L to 160L, 400L and 500L Dry Cabinet. * not available for 200L, 300L, 250L, 350L. 800L,1000L and 1200L models but wavefoam can be placed on the trays. Please note that for AD-080II or DHC-080II, you can put 2pcs of 50L wavefoam on the tray