168 Pcs Vials Sealing Stickers for 13mm Caps,Circle Leak-Proof Dust-Resistant Sticker for Aluminum Plastic CapsTransparent Self Adhesive Stickers for 3ml Glass Vials

Product Name: 168-Pack Crystal-Clear Vial Sealing Stickers for 13 mm Caps Quantity: 168 pre-cut circles per roll Material: PET film Use: Leak-proof, dust-proof seal for 3 mL glass vials in lab, cosmetic or home-brew applications

• 168-Pack Lab-Grade Value – Stock Up & Save Weeks of Reorder Hassles:Forget the stingy 50-count sleeves that run out right before your biggest batch.Our jumbo 168-piece roll delivers more than 3× the seals for half the cost per sticker, so you can focus on breakthrough experiments instead of supply shopping.Whether you’re compounding fragrances, bottling essential-oil samples, or prepping peptide aliquots for freezer storage, you’ll always have a crystal-clear circle ready to lock in freshness.No more panic orders, no more paused projects—just rip, stick and move on.Perfect for university labs, small-batch skincare makers, veterinary clinics or home brewers who hate downtime.
• Precision Die-Cut for Standard 13 mm Caps – Wrinkle-Free in 2 Seconds Flat:Each 15 mm transparent disc is laser-cut to overlap the classic 13 mm aluminum/plastic cap with a tidy 1 mm skirt that hugs curves without puckering.That means zero dog-ears that trap dust, zero lifted corners that snag on glove boxes, and zero re-dos that waste expensive reagents. The ultra-thin 0.05 mm film seats flush so vials still fit 30-hole racks, autosampler trays and carousel slots.From vials to roll-ons, you get the same Michelin-star presentation every single time—no specialized tools, no steady-hand olympics.
• Dual-Barrier Leak-Proof & Dust-Proof Seal – Pass the 30-Second “Shake-Then-Freezer” Test:We coat food-safe medical acrylic in a 360° ring that cold-flows into micro-grooves on the cap threads, creating an airtight, moisture-tight fortress. Flip, shake, fly or freeze—your volatile standards, terpene blends or fertility meds stay exactly where they belong. The 90 % transparent field lets you visually confirm absence of precipitation without breaking the seal, while the low-static surface repels lab dust and eyelash intruders. Translation: cleaner chromatograms, truer potency readings, and zero customer complaints about leaky shipments.
• Crystal-Clear Clarity – Scan Barcodes & Batch Codes Without Peeling Anything Off:High-clarity transmits almost all visible light, so 1D/2D barcodes,data matrices and tiny hand-written lot numbers read straight through the sticker. That slashes audit time in half when the inspector shows up unannounced, and keeps your software humming along without manual retyping. Cosmetic formulators love the glass-like gloss that lets product color shine for flat-lays, while juice makers appreciate the premium “factory seal” look that screams professional. Same clarity after 6 months at –80 °C or 45 °C stability chamber—no yellowing, no fogging.
• Clean-Peel, Re-Seal, Repeat – Zero Adhesive Ghosting Saves Caps, Time & Patience:We engineered a medium-tack adhesive strong enough to survive freeze-thaw cycles, yet gentle enough to lift cleanly when you need to re-spike an internal standard or add missing solvent. Just grab the lifted tab, peel slowly, and watch the cap emerge spotless—no cotton-swab scrubbing, no isopropyl soak, no flaky residue that contaminates your next batch. Re-cap, press on a fresh sticker, and you’re audit-ready again in under 15 seconds.Ideal for labs that re-use expensive graduated vials, or home brewers who titrate levels step-wise. Less waste, less labor, more love for your craft.