Provides direct support for the thumb CMC joint while allowing full finger function. Patented contoured neoprene strap wraps around the thumb CMC joint and the first metacarpal for direct CMC joint support. Specifically designed for osteoarthritis and medial subluxation of the thumb CMC joint. Reinforced stitching allows the splint to be trimmed below the thumb MP joint if desired. Provides gentle compression that helps relieve thumb discomfort associated with CMC joint arthritis and/or instability, tendinitis or repetitive motion. Made of thin, 1/16in (1.6mm) perforated neoprene with a terry cloth liner that helps keep skin cool and comfortable. Plus sizes are a half size bigger in the hand and a full size larger in thumb circumference to accommodate enlarged thumb conditions. Not made with natural rubber latex. Available in Black or Beige. Quantity: 1 Size: 1/16in (1.6mm) Thick Toddler, Youth, Regular: Small, Medium, Large, X-Large, or Plus: Small, Medium, Large Left or Right Color: Black or Beige Material: Antimicrobial, latex-free perforated neoprene with terry cloth liner. Manufacturer: North Coast Medical Brand: Comfort Cool Indications: Designed for osteoarthritis and medial subluxation of the thumb CMC joint. Gentle compression helps relieve thumb discomfort associated with CMC joint arthritis and/or instability, tendinitis or repetitive motion. Contoured neoprene strap wraps around the thumb CMC joint and the first metacarpal for direct CMC joint support. Care & Cleaning: Wash splint as needed by hand washing and laying flat to air dry. Options: ​Regular Small - Left (NC79580) UPC: 768627795807 Small - Right (NC79581) UPC: 768627795814 Medium - Left (NC79584) UPC: 768627795845 Medium - Right (NC79585) UPC: 768627795852 Large - Left (NC79588) UPC: 768627795883 Large - Right (NC79589) UPC: 768627795890 X-Large - Left (NC79592) UPC: 768627795920 X-Large - Right (NC79593) UPC: 768627795937 Plus Small - Left (NC79582) UPC: 768627795821 Small - Right (NC79583) UPC: 768627795838 Medium - Left (NC79586) UPC: 768627795869 Medium - Right (NC79587) UPC: 768627795876 Large - Left (NC79590) UPC: 768627795906 Large - Right (NC79591) UPC: 768627795913 ​Toddler Left (NC79546) UPC: 7686277954630 Right (NC79547) UPC: 7686277954708 Youth Left (NC79548) UPC: 7686277954876 Right (NC79549) UPC: 7686277954944 Regular Small - Left (NC79562) UPC: 768627795623 Small - Right (NC79563) UPC: 768627795630 Medium - Left (NC79564) UPC: 768627795845 Medium - Right (NC79565) UPC: 768627795654 Large - Right (NC79567) UPC: 768627795678 Large - Left (NC79566) UPC: 768627795661 X-Large - Left (NC79550) UPC: 749756730839 X-Large - Right (NC79551) UPC: 749756730846 Plus Small - Left (NC79556) UPC: 768627795562 Small - Right (NC79557) UPC: 768627795579 Medium - Left (NC79558) UPC: 768627795586 Medium - Right (NC79559) UPC: 768627795593 Large - Left (NC79560) UPC: 768627795609 Large - Right (NC79561) UPC: 768627795616 Sizing Guide: DPC Circumference Toddler - 4.5in-5.5in (11-14 cm) Youth - 5.5in-6.5in (14-17 cm) Regular Small - 6in-7in (15-18 cm) Medium - 7in-8in (18-20 cm) Large - 8in-9in (20-23 cm) X-Large - 9in-10in (23-25 cm) Plus Small - 6.5in-7.25in (17-18 cm) Medium - 7.25in-8.25in (19-21 cm) Large - 8.25in-9.5in (21-24 cm)