The K-Swiss Si-18 International, originally released in 1989, is a classic lifestyle tennis shoe that blends heritage athletic design with modern performance. This iteration is a collaboration with Feature, celebrating the shoe's legacy.

• Feature x K-Swiss collaboration
• Marshmallow leather upper
• Pistachio Shell leather overlays
• Signature K-Swiss D-ring stripes
• Debossed Feature and K-Swiss branding on the lateral side
• Marshmallow and black leather detailing on the collar