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CALMZ® Sizing Guide

Dog image

Girth is measurement around the chest when vest is connected.

Use a flexible measuring tape and measure the dog's girth. The girth is the measurement around the dog's chest and is where the vest will be connected. If your dog's girth measurement falls between the sizes listed here, we recommend that you select the smaller of the two sizes for the better fit.

  • XXS
  • XS
  • S
  • M
  • L
  • XL

This chart is a reference guide only.

Limited Warranty


Warranted to original consumer purchaser for 90 days from date of retail purchase against defects in material and workmanship. (Retain your dated sales receipt as proof of purchase).

COVERED: Replacement of defective parts and labor, and product return to consumer. Warranty is limited to return or cost of replacement.

NOT COVERED: Damages caused by pet are not covered under product's warranty nor are damages caused by abuse or failure to perform normal maintenance or any other expense. This warranty shall not apply to any defect, malfunction or failure to conform with the Warranty provisions if caused by damage (not resulting from defect or malfunction) due to unreasonable use by the Purchaser.

This includes:


This Warranty gives you specific legal rights which may vary from state to state.

REQUEST FOR WARRANTY ACTION: Please direct all requests for action on this Warranty or any other product inquiries to:

1-855-760-8429 with questions regarding warranty or replacement parts.


RETURN POLICY http://www.calmz.com

When the Calmz® Anxiety Relief System is properly introduced to a dog (as outlined on page 4 of instructions guide) the results have been very good in reducing anxiety symptoms without undesired negative reactions. If you have followed these instructions and are not satisfied with the results, you may return the product within 30 days of purchase for a full refund of your purchase price. The product must be working properly and returned in its original package with the purchase receipt. Once your return is received and inspected (usually within 48 hours of receipt), your refund will be processed and a credit will be automatically applied to your credit card or original method of payment within 7 to 10 days. Please note that depending on your credit card company, it may take an additional 2-10 business days after your credit is applied for it to post to your account. As part of our 30-day return policy, all returns will need to be received and processed within 30 days of purchase.

If you purchased the Calmz® Anxiety Relief System from a veterinarian, please return the product to the veterinary clinic, not Animal Health Technologies, for a refund. Refunds through veterinary clinics will be processed through their veterinary distributor.

If you purchased your Calmz® directly from Calmz.com: To ensure we are able to process your return efficiently, please go to calmz.com to process a return shipping label. Please contact Petmate www.calmz.com (Please Include order#). You can also call us at 855-760-8429 during business hours 8:00 am-5:00 pm Central Standard Time.

Return Process: Once we review your order history and confirm that you are still within your 30 days, we will email you a return label that you can use to return and track your package. When we receive your package, a credit for the original purchase price of the product, less $9.95 for return shipping, will be issued to your credit card within a week. In the event that we cannot process a credit, a check will be mailed to you.


Shipping Information

Orders ship within one business day if order is placed before noon Central time. If order is placed after noon Central time the order typically ships within two business days.

Shipping Info

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CALMZ® for Professionals

The CALMZ® Anxiety Relief System is a multimodal therapeutic delivery system clinically proven to reduce anxiety in dogs. If you are a veterinary professional and would like to incorporate CALMZ® within your practice, please have your license number available and call our Customer Care Line at 1-855-760-8429.

Click here for more details