Produced from polycarbonate (PC), these storage boxes are designed to withstand temnperatures of -196°C to +121°C. The boxes fit in stainless steel freezer racks and have vent holes for drainage and rapid freezing.The lid is transparent for viewing contents and has a printed numerical grid for easy sample identification. Each box features two angled corners to guarantee proper alignment of the grid. A frosted writing area provides the perfect surface for smear-resistant marketing.Each pack of boxes come with a free vial picker.