Shore Hardness Guidelines

Material
Approximate
Shore A
Approximate
Shore D
Rubber band, white eraser
25-30
-
Pink eraser
35-45
-
Rubber stamp
40-55
-
Hard eraser, inner tube
45-65
-
Leather belt, tire tread
65-75
-
Rubber shoe sole
75-85
25-30
Tap washer, skateboard wheel
85-95
30-40
Garden hose
95-100
40-50
Hard book cover
-
50-55
Golf ball
-
55-65
Wood yard stick
-
70-75
White board
-
75-80
Bowling ball, bone
-
85-90