Osage tapered belly lam, Red Elm tapered core lam, Osage tapered core lam, backed with a tapered piece of bamboo, cocobolo riser and cow horn tip over lays. 58.5 string groove to string groove, 53 pounds at 28". 1 1/4 wide at flares and I hold that 1 1/4 width out another 6", then a straight taper to 1/2 wide at tips.