Non-sterile Caps for sealing oral syringes tips. Fits most standard Syringe, 1ml, 3ml and 5ml. Perfect for pre-measuring pets liquid medications and storing for travel. Often Used in Vet offices for dispensing oral medications such as de-wormers, also used by compounding pharmacies for dispensing Sub-dermal medications such as Methimazole and used by pet owners for measuring/storing Topical medications such as single doses of Flea treatments like Advantage. Caps often used by vets and dog breeders to seal syringes for storing shipping or transporting pet semen for the process of AI (artificial insemination) Slips or twists securely on tips of syringes to eliminate leakage Self-righting design for single-handed capping makes batch filling easy. Available in various colors for simple color coding samples or medications Will fit Most Oral syringes size 1cc, 3cc, 5cc lock luer and slip luer style syringes