Made from Ecoflex, a wood polymer composite material consisting of recycled wood ground into a powder and recycled high density polymer. This material is nontoxic and nonabsorbent which makes it easy to clean. It wont warp, crack, split or twist. The mesh is 1/2"x1/2" stainless steel. The door has a secure closer to keep preditors out. Can be used separately or attached to the Jumbo Fontana (sold separately) Easy to assemble - no tools required. 10yr warranty. 60"x41". Maple/Stainless