Your purchase includes: Straps, buttons and thread You will need: Tapestry Needle, Scissors, Measuring tape Items to note: Cut the 8' of thread into two 4' pieces (one 4' piece for each strap) The buttons go on the inside (up/down, does not matter which way they face) If you mark the holes, be careful as to not mark on the leather The holes are not an exact line-up, may require some extra hole seeking 2 passes of thread per leg of the X (8' of thread is plenty, but if you use