BioGREEN Bendable Micro Applicator Super Fine Yellow 100/Package Strong, durable, bendable & reliable. Available in regular, fine and super-fine sizes. Gluten-free & lint-free brush tips. Eco-Friendly in 4 ways. Take a positive step for the environment today with Premier's new BioGREEN micro-applicators. They are the smart, environmentally friendly alternative to traditional plastic micro-applicators. Made from a food production straw-byproduct, BioGREEN micro-applicators are biodegradable and compostable.