Customer Service: (855) 848-6626 | 8:00 a.m - 4:30 p.m. PST | Receive free US shipping in May!

Free shipping on orders over $500

Terms and conditions

  • No promo code required.
  • Applies to single orders over $500. Order value after discounts and before taxes must be over $500.
  • Not applicable for distributors or resellers.
  • Offer valid in the United States only, where institution policies permit.
  • Tonbo reserves the right to modify or cancel this promotion at any time.