YOKU

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Each pack of Cores contains 6 individual cores.

How many individual cores are included in a pack?

Ordering Details

How Do I Contact Customer Service?

How Can I Check On My Order's Status?

How Long Will It Take for My Order to Ship?

Returning Unopened Products

Why Can't YOKU Ship to My U.S. Address?

How Can I Cancel My Order?

How to Pay in Other Currencies

Why Can't YOKU Ship to My Canadian Address?

Why Is My Payment Method Being Declined?

My YOKU Apparel/Shirt Did Not Arrive With the Rest of My Order

Why Doesn't PayPal Work With My Currency?

Where Do Orders Ship From?

My Order Arrived but Is Missing Items. What Do I Do?

The Address on My Order Is Wrong. How Do I Change It?

Why Am I Being Charged Taxes Even Though I Am Tax Exempt?

How Do I Return an Order/Item I Purchased on Amazon?

How is Sales Tax Calculate on My Order?

Why Am I Being Charged for Shipping if My Order Value Is Over $99USD?

How Often Can I Use My YOKU in a Day?

Why Am I Experiencing a Negative Reaction?

What Are Safe Alternative Options for Storing My Cores and YOKU?

How Long Does One Core Last?

What Materials Are YOKU Cores Made From?

How Should I Breathe When Using My YOKU?

Storing Your YOKU & Cores

Do Cores Expire?

Where Are YOKU Products Made?

Children & Pregnancy Safety

Do Cores Contain Any Chemicals?

Are Polyester Cores Safe?

Do YOKU Products Contain Nicotine?

Are There Health Reasons (Contraindications) Not to Use YOKU?

Can Using YOKU Cause Side Effects?

Do YOKU Cores Need to Be Lit?

Can I Reuse/Refill a Core?

Are There Any Age Restrictions for YOKU?

Why Are Some Core Flavors Weak?

Why Do My Cores Look Half-Filled?

What Products Do I Need to Get Started?

How to Insert a Core into Your YOKU Device

Why Are Some Core Flavors So Strong?

YOKU Product Formulation Breakdown and Regulatory Compliance Overview.

What Causes the Black Dust/Dirt Inside My YOKU?

Core Flavor Intensity Guide

What Do the Core Flavors Taste Like?

How Often Should I Clean My YOKU?

What is the 30 day Habit Tracker?

How to Use Your YOKU

Cleaning Your YOKU

Your YOKU

What specific features of the YOKU Quit Tracker App have been most beneficial for your quitting journey?

How do you feel about the app’s user interface and navigation? Is it intuitive and easy to use?

In what ways do the motivational messages in the app impact your determination to quit?

Have you utilized the community support features? If so, how has that influenced your experience?

How effective do you find the tracking and analytics tools for monitoring your progress?

Would you like to see any additional resources or content (e.g., articles, videos) included in the app to support your quitting process?

YOKU Quit Tracker App

Can I Combine Multiple Customer Accounts Together?

How Do I Log In to My YOKU Account?

Why Can't I Log In to My YOKU Account?

Account Details

The Tracking Number Indicates My Package Was Delivered, but I Have Not Received It

How many individual cores are included in a pack?Updated 10 months ago