Yup, absolutely makes a difference. I realized it the first day she wore it. I have another pup coming in Feb. and I’ll go with the safety yellow on that one to tell them apart. View attachment 9573View attachment 9574 Good to avoid this kind of stuff.I run two GSP's: one in orange and one in safety yellow. A GSP can disappear in a field and the vest help me when working them and it helps shooters see them as well. Call Jerry at Sylmar...he's on point!