Check the listing for details. Kinsman Enterprises Classic Ring Pen. Condition: New. Listed at 9.99 USD. Kinsman Enterprises Classic Ring Pen Ring-Pen Kinsman Enterprises RinG.Pen Designed to relieve pain and cramping for people with arthritis, carpal tunnel syndrome, hand surgery rehabilitation, poor fine motor skills, and writer's cramp No need to grip tightly with three fingers Futuristic and awarded design Ideal with people who suffer from arthritis, carpal tunnel syndrome, hand surgery rehabilitation, poor fine motor skills, and writer's cramp Refills available; sold separately from Classic Ring Pen. The original ergonomic pen designed to relieve pain and cramping for people with arthritis, carpal tunnel syndrome, hand surgery rehabilitation, poor fine motor skills, and writer's cramp. Ergonomically designed to fit the human hand. Reduces fatigue while writing. No need to grip tightly with three fingers. Futuristic and awarded design. Refills available; sold separately from Classic Ring Pen. Quantity: 1 Color: Black Manufacturer: Kinsman Enterprises Inc. Indications: Ideal with people who suffer from arthritis, carpal tunnel syndrome, hand surgery rehabilitation, poor fine motor skills, and writer's cramp. Options: Classic Ring Pen (40061) UPC: 873704001679 Refills Only - 2 Pack (40062) UPC: 873704001815