Lightweight, breathable Casual Canine Mesh Dog Harnesses feature:

Adjustable chest strap for an easy fit
Quick-release plastic buckle
Nickel-plated D-ring for leash attachment
My 22 lb mini schnauzer wears a size large.

We also carry the matching dog leash in our Ebay Store, see link below.

The Neck size is not adjustable, please make sure the neck opening will go over your dogs head.

SIZE               NECK           CHEST 
X-SMALL        Up to 8"        11-13" 
SMALL           Up to 10"      12-17" 
MEDIUM         Up to 12"      16-22" 
LARGE          Up to 14"      19-26"
X-LARGE      Up to 16"       24-32"