Gas mask breath valve ( a pair)

Welcome to choose FErubber products.
 
*This product is handcrafted with high-quality materials, and we strive for excellence in every detail. Whether you're wearing it alone or gathering with friends, we ensure you'll have a satisfying experience.*
 
We offer standard sizes for your selection. Please refer to the data in the chart to determine your required size. If you wish to place a custom order, please contact us via official email or direct message on social media platform X. We will send the size chart required for customization to your designated email address. After you complete and return the chart to us, we will proceed with the customized production based on your provided body measurements.
 
*The production time is generally 10-14 working days.Regarding the terms for shipping, returns, and exchanges, please access the relevant page via the link on the homepage to read the details.*