NEW! Funky Trunks Boys Training Jammers Sitting Duck

Funky Trunks Sitting Duck Boys’ Jammers deliver sleek, hip-to-knee coverage designed for younger swimmers who demand both style and function. Crafted with contoured panelling, flatlock stitching, and a comfortable front pouch lining, these jammers provide support and freedom of movement during every swim. An adjustable drawcord waist ensures a secure fit, while the wide elastic leg openings and waistband keep the jammers locked in place through laps and dives. Finished with a rubber-print Funky Trunks logo, they are built for durability, performance, and standout style in every training session or race.

Made from the exclusive ECO C-Infinity fabric, these Jammers combine superior quality with environmental responsibility. Constructed from recycled plastic water bottles, this 100% Italian polyester fabric offers 100% chlorine resistance and vibrant colours that last lap after lap. Its exceptional durability and stretch make it ideal for frequent use in both casual and competitive swimming.

Product Highlights:

• Length: Hip-to-knee coverage for hydrodynamic performance
• Material: 100% Italian polyester (ECO C-Infinity)
• Chlorine Resistance: 100% fade-free performance
• Fit: Boys' competition swim jammer cut
• Logo: Rubber-print Funky Trunks branding
• Sizes: Boys' 22–28 (see size guide for details)

Make the sustainable swimwear choice without sacrificing performance — choose the Funky Trunks Sitting Duck Boys' Jammers for a fit that’s built to perform, built to last, and built for the planet.

Looking for less coverage? Try our Boys Trunks for a sleek alternative.