This hand power grip ring is designed with many convex point. It is a bigger and harder one. If you want to increase your hand strength and finger dexterity, this hand grip ring is the best option. You can choose from the minimum grip force 30lb to the maximum 60lb up to your need.
Features:
High-quality and durable for it is made from aging resistant material, can be used for a long time.
Sturdy and hard design with many convex point on the surface.
Convex point type to have more sense of touch.
Antiskid for the convex points on the surface.
Easy to use, just squeezing it hard.
Quiet, it will not make any noise to bother others around you when using.
An excellent training tool that strengthens your hands, wrist and forearm.
Environmentally-friendly for its non-poisonous material.
Function as an extremely effective finger-hand-forearm strength and endurance trainer or a tool for reducing stress.
Suitable for teenagers, the middle aged and sport lovers.
Four resistance levels, includes 30lb, 40lb, 50lb, 60lb round hand grips optional.
Four colors optional.
Note:
1. Please allow 1-3mm errors due to manual measurement.
2. Due to the difference between different monitors, the picture may not reflect the actual color of the item.
Specifications:
Material: Silicone
Shape: O shape
Color: Yellow, blue, green, orange (optional)
Weight resistance: Yellow (30LB), blue (40LB), green (50LB), orange (60LB)
Inner diameter: 4.4cm / 1.73in
Item size: 7.8 * 7.8 * 2.2cm / 3.07 * 3.07 * 0.87in
Item weight: 78g / 2.75oz
Package size: 10 * 10 * 3cm / 3.94 * 3.94 * 1.18in
Package weight: 80g / 2.82oz
Package list:
1 * Hand power grip ring