Common freshness features include resealable inner packs or bags, twin-sleeve packaging that separates portions, and explicit resealable labeling on products to limit air exposure and maintain freshness.
Beyond plain chocolate, common variations include peanut-butter or peanut-butter candy coatings, marshmallow toppings, salty pretzel toppings, creme fillings with cookie-crumb inclusions, and added cookie pieces mixed into fillings.
Most products use milk chocolate (including glossy European-style milk), while some use dark chocolate. Cookies appear in several forms: chocolate-topped, chocolate-covered, or chocolate-dipped.