SureSeal® GripSeal® Screw Caps
- Made from ultra-pure polypropylene (meets FDA 21 CFR 177.1520 & USP Class VI) with an inert TPE O-ring molded directly into the cap.
- Rubber ribs on cap allow for effortless opening and closing—even when frozen.
- Contrasting color stripes enable easy branding or organization.
- Easy ¾ turn to open and close.
- Easy labeling surface.