38/400 Series

Customize your brand with Uniseel's 38/400 Custom Color Unishell Caps. We offer bespoke Pantone color matching to align with your brand identity. High-precision ±0.1mm tolerance for pharmaceutical and supplement packaging. US F...

High-precision 38mm 38/400 Gold Unishell Cap by Uniseel, optimized for glass pharmaceutical bottles. Featuring ±0.1mm tolerance to ensure an airtight, zero-leakage seal. US FDA compliant and ideal for premium medicinal packagin...

Premium 38mm 38/400 Gold Unishell Cap by Uniseel. Engineered with ±0.1mm precision tolerance for zero-leakage performance. Ideal for luxury PET supplement jars. US FDA compliant and safe for pharmaceutical and food-grade applic...

High-precision 38mm 38/400 Silver Unishell Cap by Uniseel, specifically engineered for amber glass pharmaceutical bottles. Our ±0.1mm tolerance ensures an airtight, zero-leakage seal for sensitive medicinal contents. US FDA com...

Premium 38mm 38/400 Silver Unishell Cap by Uniseel. High-quality tinplate construction with ±0.1mm precision tolerance. Designed for PET supplement jars to provide a secure, leak-proof seal. US FDA compliant and industry-leadin...