Made from thick yet soft genuine cowhide leather with laces on side. This a quality vest for a great price!

Size	XXS	XS	S	M	L	XL	2XL	3XL	4XL	5XL
Chest	38	40	42	44	46	48	50	52	54	56
Bottom	36	38	40	42	44	46	48	50	52	54
Cross Shoulder	13.5	14	14.5	15	15.5	16	16.5	17	17.5	18
Back Length	22.5	22.5	23	23.5	24	24	24.5	24.5	24.75	25
Shoulder	4.1	4.2	4.3	4.4	4.5	4.6	4.7	5	5.1	5.2
All measurements in inches.