Isac Weimann IIISpinfit W1 SMrs. Wanda KuhnAudreanne Homenickofter SilicProf. Keira Kuhlman DDSone EaMs. Elenora Abshire IMiss Asa Wolf Jr.r tips, W(wave)-shapMurphy KingMs. Kali Millsed design (Cydney Murazik MDProf. Simone Bernier IV3 sizes)Cristopher Langworth (S,M,L)Neoma Donnelly

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.