The Material Is The Same As The Seats Along With The Colors Of Black On The Sides And Grey In The Center,where It Says Grand National That Was Done With A Sand Blaster Following A Logo Design..it Slams Pretty Good,but It Could Have Been Better If I Would Have Let Them Chop Up The Back To Let The Port Threw,but Just Couldnt Do It,cars Too Nice..if I Would Have Had The Rear Center Fold Down It Could Have Beed Ported Threw That Area..o Well..this Is The Trunk Of My Jaguar With A Small Block That Is Going Up For Sale..the Whole Car Is Sweet And Runs A Easy 13.60 Spinning...i Put Alot Of Time And Money But Now Have To Focus On The Gn..