Slater Design Endorfins KS1 Thruster Surf Fins Large Black/Black Single Tab backcountry Base: Knife-Cut TNT

Base: Knife-Cut TNT

Pocket wise

A nylon drawcord with adjustable toggle secures the fit

matte finish

DECK 32″ x 10″ x 18

Slater Design Endorfins KS1 Thruster Surf Fins Large Black/Black Single Tab backcountry Base: Knife-Cut TNTHarness 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.