Aluminum Honeycomb Grid Core, 1/4" Cell, 12"x12"x .750" Perfect size for small projects! Includes one 12"x12"x.750" sheet of expanded 1/4" cell aluminum honeycomb sheet. Wide range of uses including structural support, energy absorption, light diffusion, air flow and much more. Aluminum honeycomb grid can easily be resized by buyer to a smaller size using a sharp knife or bandsaw. ***NOTE: We cut honeycomb to custom sizes to meet every need! Message us through "Ranger Roy" link above for a quote.