Slater Design Endorfins KS1 Thruster Surf Fins Large Black/Black Single Tab backcountry A nylon drawcord with adjustable

A nylon drawcord with adjustable toggle secures the fit

maintaining cold drinks for up to 24 hours and hot beverages for up to 12 hours

Base: Knife-Cut TNT

High Area Design: Increased surface area enhances control and maintains speed through turns

DECK 32″ x 10″ x 18

Slater Design Endorfins KS1 Thruster Surf Fins Large Black/Black Single Tab backcountry A nylon drawcord with adjustableHarness the quick, responsive feel trusted by Kelly Slater with a fin template that thrives when every turn counts. Designed to deliver fast, controlled pivots, this setup feels right at home in steep pockets and hollow waves, giving you the confidence to redirect instantly and stay connected through critical sections. The upright profile creates a lively, precise ride that rewards surfers who enjoy tight, snappy turns without sacrificing control.