Origin: CN(Origin) Type: Gripping Ring Model Number: Finger Gripper Strength Trainer Function: Muscle Relex Apparatus type: hand yoga Material: silicone, alloy, fabric Weight: about 65g Color: green (20 pounds), blue (40 pounds), red (60 pounds) type 1: Finger Gripper Strength Trainer type 2: Hand Yoga Resistance Band type 3: Finger Expander Exercise type 4: Hand Grip Wrist Strength Trainer type 5: Fitness accessories type 6: Finger Flexion And Extension Training Device type 7: for training type 8: exerciser of strength for finger type 9: spring grip type 10: Hand Gripper type 11: hand yoga resistance trainer type 12: hand yoga resistance band trainer Feature: wrist strength trainer for fitness Feature 1: wrist strength trainer Feature 2: Hand Gripper Feature 3: gripper strength trainer Feature 4: resistance band trainer Feature 5: resistance band finger trainer Feature 6: resistance band finger expander trainer Feature 7: hand yoga resistance trainer Feature 8: hand yoga resistance band trainer Feature 9: hand grip wrist trainer Feature 10: hand grip wrist strength trainer Feature 11: 20lbs Hand Gripper Feature 12: 60lbs Hand Gripper Feature 13: 40lbs Hand Gripper Feature 14: 20lbs finger expander trainer Feature 15: 40lbs finger expander trainer Feature 16: 60lbs finger expander trainer Feature 17: Hand Yoga expander trainer Style1: Portable Fitness Equipment Style2: finger power device Style3: yoga fitness exercise equipment Style4: Finger flexion Style5: extension training device Style6: rehabilitation abduction Style 7: finger expander