YSL Envelope Chain Bag 

TIMELESS ENVELOPE FLAP BAG IN GRAIN DE POUDRE EMBOSSED LEATHER, FEATURING CHEVRON AND DIAMOND QUILT OVERSTITCHING.
VERSATILE BAG WITH AN ADJUSTABLE SLIDING CHAIN

CHROME AND METAL-FREE TANNED LEATHER
GROSGRAIN LINING
MIRROR-EFFECT HARDWARE
ONE EXTERIOR BACK POCKET
MAGNETIC SNAP TAB
ONE INTERIOR SLOT POCKET
DIMENSIONS: 24 X 17,5 X 6 CM / 9.4 x 6.9 x 2.3 INCHES
CHAIN LENGTH: 30 TO 52 CM / 11.8 TO 20.4 INCHES