Bluapple Produce Freshness Extending Solution to Keep Fruits and Vegetables Fresher Longer One for Each Crisper Drawer Easy to use. Just toss a Bluapple in each crisper drawer. They start working immediately. Saves money! When produce lasts longer, it&#039;s more likely to get used, rather than thrown away! Bluapple keeps produce fresher. Fresher produce is better tasting, more nutrients! Refillable. Each packet inside the apple lasts about 3 months. Just replace with a new packet, snap shut. It&#039;s that easy.