•Leak-Proof: The hot water bottles are designed to be leak-proof for your safety and peace of mind.
•Eco-Friendly: Made with eco-friendly materials, this set is a sustainable choice for those who care about the environment.
•Heat Resistant: The rubber material used in this product is heat resistant to ensure safety when filling it up with hot water.
•Burst-Proof: The rubber material used in this product is also burst-proof to guarantee long-lasting use.