Therapy Tools for Hand Rehabilitation, Hospital/Clinic Bulk Supply Anti-Slip Medical Grade Silicone Pen Grips Rubber Pen Sleeve Holders. Medical Grade Silicone: Made from organic silicone, non-toxic, food grade, and safe for hand rehabilitation. Anti-Slip Design: Dirt-resistant and anti-skid surface ensures secure grip for pen holders. Wide Temperature Resistance: Operates effectively in -40 to 250 degrees centigrade without deformation. Customizable Options: Customized sizes, colors (Pantone), and logos are available for branding. Durable Material: High tear and tensile strength, resistant to acid, alkali, and oxidation. Certified Quality: Complies with ISO, FDA, REACH, RoHS, and ISO-9001 standards. OEM/ODM Service: Professional manufacturing support for custom designs and specifications. Fast Lead Time: 5-10 days for first article and 10-25 days for mass production parts.