Addition By Subtraction Watch Party Black Denim Shorts Step into laid-back summer style with the Addition By Subtraction Watch Party  Black Denim Shorts. Designed for effortless comfort and casual cool, these shorts feature a relaxed fit and durable cotton denim that only gets better with wear. Perfect for weekends, outdoor hangs, or music festivals, they blend timeless denim appeal with modern streetwear attitude. Pair them with your favorite vintage tee for an easy, go-anywhere look. Each pair is Unique, Hand altered in the U.S.