18 Kids Bike Replacement Tires and Inner Tubes (2 Sets) - Fits RoyalBaby, Joystar, Dynacraft - Premium-Quality Butyl Rubber

Our inner tubes are made from premium quality materials. We use 100% butyl rubber that is BPA and odor-free. Our goal is to provide dependable and durable inner tubes, and we strive to meet that goal. You can trust CalPalmy!

These high-quality 18" x 2.125" replacement tires and inner tubes are perfect for kids' bikes. They are thick, heavy-duty, and reliable. Specifically designed for school-age kids, especially girls' bikes. The expandable width allows them to fit tires ranging from 1.95 inches to 2.125 inches. These inner tubes can handle sharp impacts and minor punctures. The tires have deep, sturdy treads that are ideal for rough riding on various surfaces.

They are compatible with most 18" kids' bikes, with white tires. Brands such as Schwinn, JOYSTAR, COEWSKE, Royalbaby, Dynacraft, and more are highly compatible. You can interchangeably use these tire and tube sets on different 18-inch kids' bikes!

Upgrade your child's riding experience with our extra-thick and premium-quality butyl rubber inner tubes. They provide maximum comfort by dampening shocks, impacts, and vibrations. The thick and durable butyl rubber acts as a damping material, reducing vibrations and absorbing shock from bumps and rough patches on the road or pavement.

Safety is our priority! We aim to produce high-quality and safe products. Our heavy-duty inner tubes are tear-resistant and self-sealing, preventing explosive punctures. Protect yourself and your tires with CalPalmy's HEAVY DUTY inner tubes.

Our inner tubes are made from BPA and latex-free premium-quality butyl rubber. You can rest assured that they do not contain harmful chemical additives. At CalPalmy, we only produce non-toxic and high-quality replacement parts. Not only are these tires and inner tubes made from top-grade rubber, but they are also odorless, phthalate-free, BPA-free, and latex-free.

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