• Soft, smooth, and flexible design
• Stain-free and durable construction
• Water-resistant and heat-resistant
• Practical press for secure fit
• Long-lasting performance

As a leading rubber and plastic manufacturer with over 20 years of experience, OTI provides complete solutions from tooling to finishing in silicone rubber, elastomer, and LSR products.

Our custom silicone mouthpieces are ideal for diving and swimming applications, available in black or transparent colors with optional custom sizing.

• 12 sets of compression molding machines (up to 300 metric tons pressure)
• 12 sets of LSR injection molding machines (precision up to 0.10mm)
• 6 sets of plastic injection molding machines including 2K injection
• 5 sets of EDM machines for tool work
• 5 sets of CNC and computerized machining machines
• 7 auto printing machines, 3 laser machines, and 1 auto painting machine
• Specialized equipment including ultrasonic welding and foam dispensing machines

Overmolding is our specialized multi-step injection molding process that combines multiple materials into a single part. We expertly mold silicone, liquid silicone, and conductive silicone onto various substrates including plastic, metal, FPC, and magnets.

This advanced technique serves diverse industries including consumer goods, automotive, medical, electrical, and beauty applications.