Boneless Pro Knees vs Pro Slims
LENGTH:Slims are shorter on the leg by about 1" inch or 1.5"
WIDTH:
Slims are more narrow by about .5"
IMPACT ZONE PADDING:
Pro’s 1.75"
Slims 1.5"
CAPS:
Pro’s 6.25" x 7" (squared off bottom)
Slims 6" x 6.5" (rounded bottom)
(Pros on the left)