Fabric Thin polyester with faux pearl accents — soft, breathable, lightweight Style Heart-shaped C-string with pearl details — no waistband, no side straps; flexible inner frame Size One size — flexible frame adapts to slim through athletic builds Colors 3 — Black, White, Skin Care Hand wash cold, do not bleach, drip dry The Mens Heart C-String turns the invisible underwear staple into a love note. Its front panel is cut in a soft heart shape and finished with faux pearl accents, while the flexible C-string frame curves between the legs and holds by gentle tension — no waistband, no side straps, no lines under anything. Thin, breathable, and playfully romantic, it comes in three shades: classic black, bridal white, and a discreet skin tone that disappears against the body. ✨ What Makes This C-String Different 💗 Heart-shaped front: A soft heart silhouette that makes this the most romantic piece in our C-String collection. 🫧 Pearl accents: Delicate faux pearls add a lingerie-grade finishing touch. 🚫 No waistband, no straps: The flexible inner frame holds by tension alone — completely invisible under clothes. 🪶 Thin & breathable: Lightweight polyester that stays comfortable and cool. 🎨 3 shades: Black, white, and a discreet skin tone. 📏 One size: The flexible frame adapts from slim through athletic builds. 🆚 Heart vs. Lace Pearl C-Strings — Which to Pick? Both carry pearl details. Pick our lace pearl c-string for a ruffled, showpiece lingerie look in bold colors. Pick this heart c-string for something sweeter and simpler — a romantic heart shape in classic shades, with the skin tone doubling as an everyday invisible option. Both live in our Mens C-String collection. 💋 Who It's For Sissies and femboys who love romantic, feminine details — the heart and pearls were made for you. Crossdressers who want an invisible base, with the skin tone vanishing under skirts, dresses, and tight looks. Gay men who want a playful surprise piece. Couples shopping for Valentine's, anniversaries, or honeymoon nights. Best for anyone who wants their invisible underwear with a wink of romance. 🔥 When to Wear It A natural for Valentine's Day, anniversaries, date nights, and honeymoon reveals — the heart does the talking. The white suits bridal lingerie sets, the black works for boudoir shoots and stage, and the skin tone doubles as a discreet everyday no-line option under tight or sheer outfits. 🧺 Care Instructions Hand wash separately in cold water with mild detergent — pearl details are delicate. Do not bleach. Wash the black apart from white and skin tones. Do not wring or twist — take care around the pearls and flexible frame. Drip dry only — do not tumble dry or iron. 💋 Shop more Mens C-Strings & Invisible Underwear Browse sissy lingerie, femboy & crossdresser designs →