Nalgene PP 13-415 Colored Closures are one-piece and linerless with integrally-molded seal ring to ensure leakproof performance. The opaque closures protect contents from UV light when used with opaque bottles.

• Polypropylene
• Reduces chance of cross contamination
• Opaque closures protect contents from UV light when used with opaque Nalgene bottles
• One-piece, linerless, with integrally-molded seal ring
• Well-defined closure knurls make gripping and capping easy
• Leakproof when used with Nalgene bottles
• Fit Nalgene Narrow-Mouth 4 mL Bottles

Standard Lead Time: 2-3 Days