Can Do fixed resistance grippers Set 5 resistances

CanDo® Ergonomic Hand Grip, Pair - 5 pair set (yellow, red, green, blue,
black):

CanDo® ErgoGrip Hand Exerciser is
sold in pairs. Weight equals the amount of force needed to fully compress the
fixed ErgoGrip handles. The new CanDo® resistance sequence on these ergonomic
grips covers any needs from the earliest stages of rehabilitation after stroke
(yellow) to advanced athletic training (black). The force equivalent doubles
with each level so you can work your way up...Show less

Dimensions: 4" x
1" x 5"