Measures slope of green
Provides accurate reading of optical illusions
Convenient to clip on your visor brim
Magnetic hat clip is included
The built-in bubble level on the marker shows you the slope & incline on the green to help with your read.
The hat clip is made of clear hard acrylic & will not rust.
(1)place marker in front of ball to read incline
(2)place marker 6″-9″ from hole to read incline
(3) this will give you an idea of the break
1 x level marker
1 x hat clip