Choose high-quality  Rubber (not latex)  materials, hand-made. 
 
The outer layer is made of harder rubber material, which enhances the sense of restraint and prevents the wearer from turning his head easily. The inner layer is made of soft neoprene material, which is not prone to discomfort when worn for a long time.
 
This product is an enhanced version of the ‘rubber heavy collar’ , which increases mouth control and users will experience a stronger sense of restraint.
 
Please choose the neck size that suits the user. The product comes with a matching copper lock, so no additional purchase is required.
 
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After you pay, our customer service staff will contact you by email. Please fill in your common email address. We will confirm your data and requirements with you in the email.
 
The customization time is 3 weeks
 
The express delivery time varies according to different countries. We will choose international express companies such as DHL, UPS, FedEx, etc. the delivery time will usually vary from 7 to 20 days
 
Important: please make sure your email address is correct.
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For more details, please read "about shipping", "privacy policy" and "about product customization" at the bottom of the home page