FROMM NBB022 Heat Duo 2.5" copper ceramic round brush supports consistent heat styling in professional salon and spa environments. Dual copper and ceramic barrel heats quickly, retains and distributes heat evenly to reduce hot spots, and uses negative ions to help break down water molecules for faster drying. Double ionic technology helps smooth frizz and flyaways while supporting cuticle alignment and moisture retention. Polished waved bristles provide strong tension while remaining gentle on hair and scalp and are heat resistant up to 400°F. Double injection cushion handle rotates smoothly, offers a secure grip even with wet hands, and supports natural hand position for extended use. Read more