Introducing the Quiksilver x BinkyBro boy's and men's swim trunks from the Spring 2025 History Reborn Collection—designed for today’s boardriders, each piece delivers iconic style, everyday comfort, and top-tier performance. Ride the legacy. These swim trunks feature a spandex lining and a Euro-style cut that hits just above the knee to mid-thigh, depending on height—the BB signature fit. Features • Swimmie sizes follow average age—if your kid's between sizes or runs large, size up: • Kids Waist (relaxed circumference) • 6–12 months: 41 cm (16 in) • 12–18 months: 43 cm (17 in) • 18–24 months: 45 cm (17.5 in) • 2–3 years: 47 cm (18.5 in) • 4–5 years: 49 cm (19.5 in) • 6–7 years: 52 cm (20.5 in) • 8–9 years: 57 cm (22.5 in) • 10–11 years: 60 cm (23.5 in) • 12–13 years: 63 cm (25 in) • Adult Waist (relaxed circumference) • Small: 78 cm (30.5 in) • Medium: 82 cm (32.5 in) • Large: 84 cm (33 in) • X-Large: 90 cm (35.5 in)