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In Stock 20mm Transparent Flip Off Caps, premium aluminum-plastic combined vial sealing lids perfectly sized for standard 10ml glass vials. Available in purple, blue, black and more custom hues, these crimp-on flip seals feature clear plastic tops for easy piercing operation. Ideal for pharmaceutical injections, freeze-dried powder, peptide raw materials and cosmetic serum vial packaging, with stable sealing performance, bulk supply support and customizable color & logo options for wholesale orders.
¥5.99
Our 20mm Transparent Flip Off Caps are premium aluminum-plastic combination vial seals specially engineered to fit standard 10ml glass vials, widely adopted in pharmaceutical injection packaging, freeze-dried powder vials, peptide raw material bottles, cosmetic serum vials and laboratory sample storage containers.
Constructed with food-grade aluminum skirt and transparent PP plastic flip top, these flip off caps deliver excellent airtight sealing performance after crimp installation, effectively isolating moisture, dust and bacteria to protect the purity of internal contents. The transparent top design allows direct observation of the underlying rubber stopper, making puncture injection operation more convenient for medical and laboratory usage.
We maintain abundant ready stock of multiple classic colors including blue, purple, black and more customized color options. Custom logo embossing, printing and personalized color matching services are supported for bulk orders to meet brand differentiated packaging demands. Strict dimensional tolerance control ensures smooth crimping with standard 20mm mouth 10ml glass vials, with stable batch consistency for large-volume wholesale orders.
