---
product_id: 308134027
title: "CALPALMY (2 Sets) 12\"/14\"/16\"/18\"/20\" Bike Replacement Tires and Inner Tubes for MTB, BMX, Kids Bike - Compatible with RoyalBaby, Joystar, Dynacraft and More - Made from Premium Butyl Rubber"
brand: "calpalmy"
price: "€ 82.00"
currency: EUR
in_stock: true
url: https://www.desertcart.fi/products/308134027-calpalmy-2-sets-12-14-16-18-20-bike-replacement
store_origin: FI
region: Finland
---

# Expandable width 1.95-2.125" 12.5" diameter perfect fit Heavy-duty butyl rubber CALPALMY (2 Sets) 12"/14"/16"/18"/20" Bike Replacement Tires and Inner Tubes for MTB, BMX, Kids Bike - Compatible with RoyalBaby, Joystar, Dynacraft and More - Made from Premium Butyl Rubber

**Brand:** calpalmy
**Price:** € 82.00
**Availability:** ✅ In Stock

## Summary

> 🚴‍♂️ Ride tough, ride smart — because your kid deserves the best!

## Quick Answers

- **What is this?** CALPALMY (2 Sets) 12"/14"/16"/18"/20" Bike Replacement Tires and Inner Tubes for MTB, BMX, Kids Bike - Compatible with RoyalBaby, Joystar, Dynacraft and More - Made from Premium Butyl Rubber by calpalmy
- **How much does it cost?** € 82.00 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/308134027-calpalmy-2-sets-12-14-16-18-20-bike-replacement)

## Best For

- calpalmy enthusiasts

## Why This Product

- Trusted calpalmy brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Safety-First Inner Tubes:** Self-sealing and impact-resistant tubes reduce downtime and keep rides smooth.
- • **Effortless Upgrade Experience:** Easy installation with a perfect 12.5" x 2.25" size tailored for toddler and kids’ bikes.
- • **Premium Butyl Rubber Durability:** Thick, tear-resistant material ensures long-lasting puncture protection and shock absorption.
- • **Universal Fit for Kids’ Bikes:** Compatible with top brands like RoyalBaby, Joystar & Dynacraft for seamless swaps.
- • **Optimized Tread for Rough Terrain:** Distinct, heavy-duty tread designed to conquer diverse surfaces with confidence.

## Overview

CALPALMY’s 2-set bike tire and inner tube kit offers premium 12.5" x 2.25" replacement parts made from heavy-duty butyl rubber. Designed for kids’ bikes including RoyalBaby and Joystar models, these tires feature thick treads for versatile terrain and self-sealing tubes that resist punctures and shocks, ensuring safer, smoother rides every time.

## Description



## Features

- HIGH-QUALITY 12.5" X 2.25" KIDS BIKE REPLACEMENT TIRES AND INNER TUBES - Thick, heavy-duty, and dependable, this set of 2 tires and 2 tubes is perfect for toddler bikes, especially for girls’ bikes. With an expandable width that can accommodate 1.95-inch, 2-inch, and 2.125-inch tires, these inner tubes can withstand sharp impacts and minor punctures. The tires have distinct and thick tread that is perfect for rough riding on different types of surfaces.
- FITS MOST 12.5” KIDS BIKES WITH TIRES PERFECT FOR GIRLS’ BIKES - Our 12-1/2 x 2-1/4 tires highly compatible with Schwinn, JOYSTAR, COEWSKE, Royalbaby, Dynacraft, and Disney’s Frozen Kids Bike models, and more! Universally compatible, you can use these tire and tube sets interchangeably on various 12.5-inch kids’ bikes!
- EXTRA-THICK AND PREMIUM-QUALITY BUTYL RUBBER FOR MAXIMUM RIDING COMFORT - Upgrade your kid’s riding experience with high-quality inner tubes that have superior shock, impact, and vibration dampening capabilities. The thick, strong, and high-durable butyl rubber make of these inner tubes is the perfect damping material to reduce vibrations and dissipate shock caused by bumps and rough patches on the road or pavement.
- HEAVY DUTY INNER TUBES - Safety is our priority. CalPalmy aims to produce products that are safe and are of high-quality. That's why our range of replacement inner tubes are both tear-resistant and self-sealing to prevent huge punctures that can turn explosive. Protect yourself and your tires with our inner tubes.
- IMPORTANT NOTE: This replacement kit is an aftermarket product produced by CalPalmy (TM). It meets or exceeds the performance of OEM replacements (based on in-house testing). We do not have any affiliation with or endorsement from any of the manufacturers mentioned. Please Email us if you have questions.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Item Diameter | 12 Inches |
| Brand | CALPALMY |
| Tire Type | Clincher |
| Item Width | 2.25 Inches |
| Bike Type | Kids Bike |
| Warranty Type | Limited |
| Material | Rubber, Steel |
| Wheel Size | 12 Inches |
| Size | 12.5" x 2.25 |
| Number of Items | 4 |
| Color | Black (Heart) |
| Manufacturer | CalPalmy |
| Item Package Dimensions L x W x H | 12.95 x 12.68 x 2.09 inches |
| Package Weight | 1.07 Kilograms |
| Item Dimensions  LxWxH | 12 x 2.25 x 12 inches |
| Brand Name | CALPALMY |
| Suggested Users | boys, girls |
| Part Number | 12.5"x2.25" |
| Style | 12.5"x2.25 Black (Heart-shaped) |

## Product Details

- **Item Diameter:** 12 Inches
- **Brand:** CALPALMY
- **Tire Type:** Clincher
- **Item Width:** 2.25 Inches
- **Bike Type:** Kids Bike
- **Warranty Type:** Limited
- **Material:** Rubber, Steel
- **Wheel Size:** 12 Inches
- **Size:** 12.5" x 2.25
- **Number of Items:** 4

## Images

![CALPALMY (2 Sets) 12"/14"/16"/18"/20" Bike Replacement Tires and Inner Tubes for MTB, BMX, Kids Bike - Compatible with RoyalBaby, Joystar, Dynacraft and More - Made from Premium Butyl Rubber - Image 1](https://m.media-amazon.com/images/I/71oFzeH7xHL.jpg)
![CALPALMY (2 Sets) 12"/14"/16"/18"/20" Bike Replacement Tires and Inner Tubes for MTB, BMX, Kids Bike - Compatible with RoyalBaby, Joystar, Dynacraft and More - Made from Premium Butyl Rubber - Image 2](https://m.media-amazon.com/images/I/61-X81DtqfL.jpg)
![CALPALMY (2 Sets) 12"/14"/16"/18"/20" Bike Replacement Tires and Inner Tubes for MTB, BMX, Kids Bike - Compatible with RoyalBaby, Joystar, Dynacraft and More - Made from Premium Butyl Rubber - Image 3](https://m.media-amazon.com/images/I/81CNw-C9gXL.jpg)
![CALPALMY (2 Sets) 12"/14"/16"/18"/20" Bike Replacement Tires and Inner Tubes for MTB, BMX, Kids Bike - Compatible with RoyalBaby, Joystar, Dynacraft and More - Made from Premium Butyl Rubber - Image 4](https://m.media-amazon.com/images/I/61bAVFQOCtL.jpg)
![CALPALMY (2 Sets) 12"/14"/16"/18"/20" Bike Replacement Tires and Inner Tubes for MTB, BMX, Kids Bike - Compatible with RoyalBaby, Joystar, Dynacraft and More - Made from Premium Butyl Rubber - Image 5](https://m.media-amazon.com/images/I/81wqZY1eIvL.jpg)

## Available Options

This product comes in different **Style** options.

## Frequently Bought Together

- CALPALMY (2 Sets) Replacement 12"/14"/16"/18"/20" Kids Bike Tires and Inner Tubes - Compatible with RoyalBaby, Joystar, Dynacraft and More - Made from Premium Quality Butyl Rubber
- Bell Standard and Self Sealing Bike Tubes
- CALPALMY (2 Pack) 12"/14"/16"/18"/20"/22"/24"/26"/28" Kids Bike Inner Tubes Butyl Rubber Fit 1.75-2.125 with Schrader Valve - Compatible with Titan Racing Junior Range Kids Bike, Road/Mountain Bike

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*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-02-20*