A DRESSWEAR STAPLE: Our Calvin Klein Long Sleeve Tuxedo Dress Shirt with Bow Tie is a 2-in-1 boys wardrobe staple. Featuring a classic button-down style with pleated bib detailing, and matching bow tie & hanky, this set is perfectly coordinated to accompany any dress pant. PREMIUM QUALITY: We use high-quality materials in all our kids clothing to ensure maximum comfort, longevity and lasting power. SIZE GUIDE: Available in Big Boys’ sizes 8 to 20. CALVIN KLEIN: Founded in New York in 1968 and recognized worldwide as a premium fashion lifestyle brand, Calvin Klein elevates everyday essentials to globally iconic status. Our modern and minimalist approach to design, and authentic connection to culture has resonated across generations for over 50 years.