The wave literally can push you onto the foil

O'Neill Reactor wetsuit for kids

Product description from Rip Curl:

United by true-to-nature values

Mystic - Star Hybrid Harness Kids - Navy/Lime pt_0087 The wave literally can pushThe Star Hybrid Harness for kids has a detachable seat, which means that you can transform this seat harness into a regular waist harness, especially when you find yourself progressing. The Hybrid Harness comes with a handle pass system and Ace bar. Who doesn't want the best of both worlds? Item features Removable seat part Anatomical backplate Soft neoprene interior Non slip print HP system included Covered side parts Ace bar Spreadable protector