The washer fluid cap is made of sturdy and durable plastic, which is not easy to break and deform when applied. installation is a breeze, requiring no professional tools. Upgrade your car reservoir with these convenient and reliable car windshield washer fluid caps. Features -Color:Dark Blue -Material:Plastic -Size:15.50X5.30X0.20cm/6.09X2.08X0.08in -Perfect fit for most cars, the windshield wiper caps are a great replacement replacing old ones. -Plastic washer fluid cap optimal performance of your car reservoir. -Crafted from plastic materials, providing durability and sealing capabilities. -Washer fluid cap is simple to application, effortless installation without the need for special tools. -Replacement windshield wiper fluid cover can easily replace, just remove the old cap and install the new. Package list: 6 x windshield wiper fluid caps