Understand your pup like never before

Understand your pup like never before

Smart Collars

Get the full story of your pet’s health.
Which Whistle is right for you?
NEW

Health

Health & GPS

Health & GPS+

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Accessories

Treat them to a little something extra

Collars

Give their new smart device a personal touch

Leashes

Now walks can be a style moment too

Batteries & Parts

Stay connected, so you never miss a moment

Tote Bags

The perfect pet parent carry-all

Hook-and-Loop Attachment | Whistle
Hook-and-Loop Attachment | Whistle
Load image into Gallery viewer, Hook-and-Loop Attachment | Whistle
Load image into Gallery viewer, Hook-and-Loop Attachment | Whistle
Load image into Gallery viewer, Hook-and-Loop Attachment | Whistle
Load image into Gallery viewer, Hook-and-Loop Attachment | Whistle
Hook-and-Loop Attachment
$4.95
$4.95
Sold out
Hook-and-Loop Attachment
$4.95
Choose plan
1 hook-and-loop attachment for Whistle Health & GPS
Accessorize your smart collar
Whistle Health & GPS+
Whistle Health & GPS+ Battery
$49.99
Whistle Health & GPS+
Whistle Health & GPS+ Collar
XS/S
  • XS/S
  • S/M
  • M/L
    • $29.99
    Questions?

    We’re here 10am - 6:30pm EST every day.
    Phone: 1-855-999-0471

    Call us
    Chat with us
    Secure
    checkout
    1-year
    warranty
    Free
    shipping
    Free
    returns
    90 days
    risk free
    How To Measure:
    1

    Grab a string, shoelace, or paper strip to measure the base of your dog’s neck.

    2

    Measure the circumference, leaving room to fit two fingers (about 1.25-1.5’’).

    3

    Select your size using the guide below. Between sizes? We suggest sizing up.

    Need Help? Give us a call: 1-855-999-0471

    Size Guide
    XS/S

    NECK SIZE: 8"- 11"

    FOR DOGS: 5-25 lbs

    BREEDS LIKE: Russell Terrier, Dachshund

    S/M

    NECK SIZE: 12"- 18"

    FOR DOGS: 10-55 lbs

    BREEDS LIKE: Beagle, Cocker Spaniel

    M/L

    NECK SIZE: 16"- 24"

    FOR DOGS: Up to 75 lbs.

    BREEDS LIKE: Labrador Retriever, German Shepherd

    Need Help? Give us a call: 1-855-999-0471