The Exo Terra Moss Mat is an extremely natural-looking terrarium substrate that can be used for all types of reptiles and amphibians. Soft, hygienic and absorbent the Exo Terra Moss Mat is easy to use and can be cut to fit any terrarium size. Simply rinse clean when soiled or replace as necessary Substrate is necessary to the health and well-being of your pet because it absorbs waste, helps control humidity levels and encourages burrowing. Soft & non-abrasive as well as absorbent & washable Available in 7 sizes PT2480 Mini 30 x 30 cm 12” x 12” PT2482 Small 45 x 45 cm 18” x 18” PT2484 Medium 60 x 45 cm 24” x 18” PT2485 10 GAL 49.5 x 25 cm 19.5” x 9.75” PT2486 20 GAL LONG 75 x 30 cm 29.5” x 11.75” PT2487 40 GAL 90 x 44.5 cm 35.5” x 17.5” PT2488 60 GAL 120.5 x 44,5 cm 47.5” x 17.5”