AIRTIGHT - Tight fitting, food grade silicone cap seals the spout so that oxygen does not spoil the oil.QUALITY - Made of light weight, durable borosilicate glass with stainless steel no drip pour spouts.CONVENIENT - Large, wide mouth bottle allows for an easy, no spill refill without using a funnel. The large opening also makes it easier to wash with bottle brush.MANY USES: Use it to driizzle olive oil or vinegar onto salads. Controlled flow spout allows just the right amount of oil to be poured every time for cooking.DESIGN; Elegant, modern design compliments the decor of any kitchen.