Spiky Finger Grip Strengthener, 4 Loops Hand Exerciser for Hand Rehabilitation & Massage

This hand grip strengthener features 4 finger loops to hold your fingers securely during training. The spiky textured surface provides gentle massage while squeezing, promoting blood circulation and relieving muscle tension. Made of flexible elastic material, it can withstand repeated squeezing and feels comfortable to touch. Great for hand strength training and finger mobility recovery. • Spiky massage surface to stimulate muscles • 4 finger loops for stable use • Improves hand strength and finger flexibility • Durable & soft elastic material • For rehabilitation training and daily hand exercise • Compact and portable design