Size S: (20-35 lbs.) Suitable for Spaniel, Beagle, small Terrier, Dachshund, Schnauzer.Our Dog Vest (VizVest) is made out of soft, flexible base material with reflecting strips, reflective fringe and an easy Velcro lock.The Dog Vest (VizVest) weights a minimum.It is ideal for hunting dogs.Protect your beloved dog at night time.The Dog VizVest is US Patent protected!