This is a Sheet of 1/2" Latex Foam Rubber from Hobbico. / / FEATURES: Isolates Airboure Remote Control Units from Vibration for Prolonged / Radio Life. / Protects Fuel Tank and Helps Prevent Fuel Foaming. / Made of Real Latex for more durabillity. / 8"x12" Sheets offer More Area than Standard 7"x9" Sheets. / / INCLUDES: One 1/2" Sheet of 8" x 12" Latex Foam Rubber. / ir/jl