Double-layered core:

Outer softer silicone keeps SpinFit signature comfy wearing experience.  Inner harder silicone makes W1 more stable when the ear tips are installed on earphones.

W(wave)-shaped design:

Reduce the pressure from outside,Enhance the noise isolation function. Recommend earphones style-Multiple drivers and big dynamic driver earphones.W1 fits perfectly on big and heavy earphones due to the stability the design gives.Compatible with the same earphone groups as CP145.

*Please be extra careful when you need to remove the ear tips since they have extra grip on the earphone nozzles***

We have two shipping methods - Express Shipping and Priority Shipping.

Option 1. Express Shipping by DHL/UPS/Fedex/Aramax/SF etc
( there may be tax need to pay in this way)
If your order is over 500USD, Express Shipping is free.*
The estimated time of delivery is usually 3-6 working days depending on the country.

Option 2. Priority Shipping ( All tax and Duty Paid by Earphonecart)
If your order is over 100USD, Standard Shipping is free.*
It takes about 1-2 weeks(average 10 days) for items to be delivered after shipping out.

Learn more shipping,Please click on HERE.
Learn more order tracking,Please click on HERE.

Warranty Policy
Earphonecart warrants to the original purchaser that the Product(s) shall be free of any defect in material or workmanship for a period of one year for labor and one year for parts from the date of the original order:
● IEMs and Headphones: 1 years warranty
● Cables and Adapters: 3 months warranty
Learn more warranty policy,Please click on HERE.

Refund Policy
Your trust in Earphonecart is our utmost priority.
ALL products on Earphonecart are eligible for a free Replacement within 7 days of delivery in the unlikely scenario you receive a product with a manufacturing defect.
● 7-Day DOA Product Guarantee
● 30-Days No Condition Returns
Learn more Refund Policy,Please click on HERE.