WOVTE Stainless Steel Mini Funnel for Essential Oil Bottles Flasks Pack of 2 PROVIDE CONVENIENCE FOR LIFE- The funnel is ideal for filling small bottles and containers while keeping the kitchen counter free from spills, easily transfer your essential oils into smaller dispensers HIGH QUALITY- The funnel is made of stainless steel, which makes them durable and long life FIT MOST BOTTLES- These funnels are made to fits all bottles 4oz and under sold by WOVTE HEALTHY- No other harmful substances. Stainless steel material makes it easier to clean MINI SIZE- Pouring (wide) end diameter = 1.46" (37 mm). Insertion (narrow) end diameter = 0.39" (10 mm). Easy to carry and store