McKesson Thumb Splint, One Size Fits Most, 1 Each Lymphadema Pump Garments Full size illuminated magnifier * 14804 Full size illuminated magnifier * 5 bifocal lens * Three diopter lens * Allows 13 of shadow free working areas * Includes fluorescent bulb and A bracket * Color: Oyster * 8 shade diameter Combination adult size chestpiece precisely machined to exacting tolerances from surgical stainless steel for outstanding performance and rugged durability * Extra large bell (13 8 diameter) for unsurpassed low frequency response * Ultra sensitive diaphragm (17 8 diameter) for greater amplification and crisper high frequency response * Color coordinated non chill bell and diaphragm retaining rim for patient comfort * Stainless steel binaurals with double leaf internal spring fixed at 15ß angle for greater comfort * Reinforcing yoke molded into flexible 22 PVC Y tubing * Adsoft deluxe PVC eartips (in small and large) for the ultimate in wearing comfort and acoustic seal * Spare diaphragm included * Scope ID Tag included * Weighs 6 Versatile: Treats thumb sprains or strains arthritis of the first carpal metacarpal (basal joint arthritis)