We provide replacement tops compatible with all major brand inks. Additionally, we offer complete bottles with tops for non-standard sizes at highly affordable prices. Available Items: 1) Standard Replacement Bottle Twist Top Compatibility: Fits most ink brands, sizes 1/2, 1, 2, & 4 oz including: Xtreme, Eternal, Starbrite, Dynamic, Raw Pigment, Moms Inks & More. 2) Non Standard Empty Ink Bottle and Top Capacity: 1 oz. Seal: No seal included – bottle should be used immediately after filling. Purpose: Ideal for transferring, mixing, or dispensing ink in a controlled manner. 3) Replacement Bottle Twist Top (Confirm Bottle Size) Compatibility: Designed specifically for the 1-oz empty bottle listed above. Not compatible with other ink brand bottles. Available Sizes: Small Twist Top: Inside diameter: 1.5cm. Medium Twist Top: Inside diameter: 2cm. Large Twist Top: Inside diameter: 2.5cm.