1" Wide 2.0 MM Thick "Y" style American-handmade scratch Resistant Polyurethane for an Even Color Not Blotchy.

Strong Gripping Non Ripping Clips. Brand New Made in America Top Grain PARTIALLY Leather Strongly Bonded and  Finished.

Black Leather has Nickel Satin Metal Attachments.

Dark Brown has Dark Brass Attachments.

THE BACK STRAP IS A POWERFUL TENSIONING TOTALLY ELASTICIZED STRAP. 

IF IT WAS ALL LEATHER THERE WOULD NOT BE ENOUGH TENSION THE THE FRONT LEATHER STRAPS 

TO HOLD THEM ON YOUR SHOULDERS WHEN BENDING OVER AND THEN STANDING STRAIGHT.