VERY SHORT LENGTH RETRO SPLIT SWIM SHORT. MALE. ADULT. Very Short Length Retro Split Swim Shorts. Flash back to a decade when moustaches were bushy and swim shorts were, well, short. The very short length and split hems of these adidas swim shorts give them a retro look. Quick-drying fabric with a water-repellent finish and mesh inner briefs keep you comfortable. Made with 100% recycled materials, this product represents just one of our solutions to help end plastic waste.