These black rolling cores are ideal accessory for your adhesive tape dispenser, ensuring that your tape is for use. Ideal for both professional and personal settings, these replacement parts help you maintain an organized and efficient workspace. Features -Color:Black -Material:Plastic -Size:7.00X7.00X2.40cm/2.75X2.75X0.94in -Size:3.20X2.50X2.40cm/1.26X0.98X0.94in -Smooth operation core: ensuring tape glides effortlessly, improving workflow and reducing interruptions during adhesive tasks -Friction reducing roller: movable core minimizes resistance, enhancing the performance and lifespan of both the tape and dispenser -Wide compatibility: fits standard desktop tape dispensers, supporting adhesive tape rolls with 25 mm diameter -Travel-friendly: ideal for carrying between home, office, or travel destinations for on-the-go convenience - Replacement tape dispenser core: enables quick tape core swapping without tools Package list: 3 x wheel cores(large) 3 x wheel cores(small)