Spring Notion Little Boys' Modern Fit Tuxedo Set, No Tail Single breasted jacket, slightly tapered at the waist. Fully lined. White pleated tuxedo shirt with wing tip collar and removable black studs(buttons). For size 2T-4T, pants has flat front and elastic back. For size 5 to 20, pants has button zipper front and elastic sides. Fully lined vest has adjustable straps at back. Adjustable around the neck bowtie with buckle at back for easy closure. For best fitting, please refer to size chart picture, after product pictures.