Answer (1 of 6): Trunks are like swim shorts loose and baggy like board swimming shorts, as Speedos are made of polyester or lycra nylon and well lined inside them and fit like smooth, close fitting underwear.(brief or bikini style.)
What are the benefits of board shorts over speedos for swimming? - Quora
What are the differences between trunks, Speedos, swim shorts, beach shorts, board shorts, etc.? - Quora
Do people like Speedo swimming trunks? - Quora
Do you wear anything under swim shorts? - Quora
Do you wear underwear with board shorts when swimming? - Quora
What should I wear to the beach, swim trunks or swim briefs? - Quora
Can You Swim In Yoga Shorts International Society of Precision Agriculture
What are the differences between trunks, Speedos, swim shorts, beach shorts, board shorts, etc.? - Quora
Is it okay to wear swim trunks as shorts? - Quora
Do girls wish they can wear the same swim trunks to swim as guys do? - Quora
Do you like swimming trunks or speedos? - Quora