he KEEL kit includes a transparent straw made of recycled plastic and a 1.5m Black Chock cord (4mm) with high elasticity and a durable cover of braided polyester silk. So basically some plastic and a bungee cord... but it will give you a great keel mount! And that is all that matters.

As we designed and developed the ARK Blade™ paddles together with the leading swimmers and swimrunners our ambition was to produce the fastest swimming paddle in the world. Conventional paddles are primarily designed for strength training and improvement of stroke technique. The ARK Blade™ is designed for racing as well as training, with its unique shape...

Maximize your buoyancy and speed.  The KEEL™ family its growing with a new game-changing item. KEEL™+ is the most buoyant pull buoy ever made. With it’s 55 newton buoyancy effect it will lift you as never before. Developed and optimized by the world’s best swimrun athletes and the swimrun community.