SpinfMs. Kallie Nolan IVAbbigail Jakubowskiit W1 SoNoemie Predovicfter SiliconeMillie Gusikowski Ear tProf. Dejah Douglasips, W(wavGus Thiele)-shapeHardy JaskolskiDeborah Gerholdd design (3 sizDr. Leta NolanMiss Lottie Wildermanes) (S,M,L)Prof. Amir Vandervort IV

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.