Boao 36 Pieces 38mm Growler Caps Poly Seal Screw Caps Growler Lids Fits Most 1/2 and 1 Gallon Jugs Amber Boston Round Glass Beer Bottles Poly Cone Cap Brewing Wine Jug Cap

Boao 36 Pieces 38mm Growler Caps Poly Seal Screw Caps Growler Lids Fits Most 1/2 and 1 Gallon Jugs Amber Boston Round Glass Beer Bottles Poly Cone Cap Brewing Wine Jug Cap

• Sturdy plastic material: these black growler caps are made from low density polyethylene to provide good torque retention, reusable and durable, the poly cap will not rust over time; Please make sure that the diameter of the bottle mouth is 38mm before purchase, otherwise it will not be applied
• Good sealing: insert the cone into the sealing area to create a tight closure to prevent liquid leakage, prevent carbonation, and prevent gas leakage, to provide you with a good closure and air-tight seal
• Easy to use: the black seal screw cap has a raised ridge across the entire circumference, making it easier to hold and seal
• Wide range of use: 38 mm growler lids can be provided to the variety industries to produce a good sealing effect, and also can fit well as replacement caps for your 38 mm wide glass growler bottles ans so on
• What you'll get: 36 pieces poly seal screw caps, comes in multiple quantities to keep an extra on hand just in case, can meet the daily food seal and liquid seal