Dannyco Super Jumbo Boar Circular Brush  (Jumbo):

Superb ergonomical design: the super jumbo barrel is hollow and lightweight. Fewer turns of the wrist are needed to dry long hair, plus the grooved handle provides firm grip. Anti static, 100% pure boar bristles penetrate and smooth the hair for a lustrous shine. Hollow, lightweight barrel. Well-balanced construction. Grooved, rubberized handles provide a solid grip.