P&G’s Old Spice has expanded into the men’s hair care category with the introduction of a new collection of shampoos, conditioners and styling products. The range—which includes shampoos and conditioners formulated for differing hair types—includes Drench, for dry hair; Kickstart, a daily shampoo for all hair types; Bulk Up, a 2-in-1 thickening shampoo and conditioner; 2-in-1 shampoo and conditioners in the brand’s three most popular scents (Swagger, Fiji and Wolfthorn) and Pure Sport, a 2-...