Do It At Home Natural Cork Stopper 16mm x 12mm (Pack of 100), Premium Tapered Size 4 Pure Oak Closures, Chemical-Free Eco Wine Corks for Homemade Liqueurs, Spirits, Vinegar & Infused Oils, RL4

• 100% PURE NATURAL OAK: Crafted entirely from premium, high-grade cork oak without chemical binders, toxic additives, or agglomeration; provides exceptional longevity and stops crumbling.
• TAPERED FLEXIBLE DESIGN: Engineered with a specialized 16mm to 12mm tapered profile (Size RL4) that naturally compresses and conforms to fit both standard and unique vintage bottle neck openings.
• READY TO USE (NO SOAKING): Offers superior sealing properties and high cellular flexibility straight out of the box; does not require time-consuming pre-soaking or boiling setups before installation.
• HERMETIC AIR-TIGHT SHIELD: Provides a dependable, airtight mechanical seal that completely safeguards your liquids against premature oxidation, environmental moisture, and volatile aroma loss.
• TECHNICAL SPECIFICATIONS: Product Type: Food-Contact Safe Tapered Natural Cork Closure Pack; Upper Diameter: 16mm; Lower Base Diameter: 12mm; Reference Model: RL4; Compatible Internal Neck Diameter: 13mm to 15mm; Pack Quantity: 100 Pieces.

Take complete control over your home cellaring operations and safeguard the delicate aromatics of your liquid craft with the premium Natural Cork Stopper 16mm x 12mm Pack of 100. Sourced and manufactured specifically for demanding home winemakers, artisan distillers, and creative pantry crafters, these 100% pure tapered oak closures are the ultimate tool for achieving an airtight, traditional barrier on your glass bottles. Experience the Integrity of Pure Cork Oak Engineering Bypass the frustration of cheap, agglomerated composite plugs that dry out, crumble into particles, and ruin clear liquids. These premium tapered RL4 natural corks re-engineer your packaging workflow by utilizing solid, uniform pieces of raw cork bark. The natural cellular structure retains remarkable elasticity over time, resisting structural breakdown and ensuring your custom vintages age exactly as intended without chemical leakage. Advanced Tapered Flexibility with No Soaking Required Built to make bottling day as efficient and hassle-free as possible, these stoppers deliver immediate pliability without requiring complex pre-boiling or chemical softening routines. The gradual 16mm to 12mm tapering allows for seamless manual insertion or easy lever-corker placement, expanding smoothly once inside the glass neck to grip the walls tightly and eliminate leaks. Multi-Purpose Versatility and Technical Parameters Whether you are cellaring a delicate country wine, corking a batch of high-proof fruit liqueurs, or preserving organic herbal vinegars, natural remedies, and infused oils, these eco-friendly closures offer an authentic, elegant aesthetic. They are completely biodegradable, renewable, and food-safe, making them a sustainable choice for any kitchen line. Technical Specifications: Product Type: Tapered Natural Cork Stoppers (Size RL4) Material: 100% Pure Cork Oak (additive-free) Top Diameter: 16 mm Bottom Diameter: 12 mm Compatible Bottle Inner Neck: 13 mm – 15 mm Pack Quantity: 100 Pieces per pack Properties: Reusable, flexible, no pre-soaking required Choose Do It At Home for high-quality, professional brewing and preserving accessories that bring the classic pub-standard finish straight to your kitchen.