Enjoy a workout for your hands and fingers any time you want with these ring shaped grip exercisers. Made of highly resilient, non-slip and waterproof silicone material, these 2.75″ rings are available in resistances from 30 to 60 pounds to meet your exercise needs. Just put your fingers through the hole and pull — it’s a great stress reliever too! Available in assorted colors. Add your organizational or company logo or messages. Orders of 3,000 units or greater are eligible for sea shipping. 100% guarantee for quality.