Compression underwear, always take them cycling. Great for keeping a semi hard cock from flopping around. : r/MaleUnderwear

Men's Stretch Lycra Boxer Shorts with Bulge Enhancing Penis Sleeve

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Men Underwear Briefs, Hip Shaping External Control Men

Guys, do you put your penis in your pants going up or down? - Quora

Can wearing tight underwear have an effect on your penis? - Quora

Men Underwear Briefs, Hip Shaping External Control Men

Is it illegal to only wear underwear outside? - Quora

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Ride For - Item That You Desired - The Best Ride For - AliExpress

International Jock – Page 2 – Underwear News Briefs

A brief history of men's underwear · V&A

Can wearing tight underwear have an effect on your penis? - Quora