It has a zipper on the collar; The bottom is ribbed; Information on the Model Bust: 97 cm Waist: 78 cm Hips: 95 cm Height: 185 cm The model wears a size M product. Product Content and Features Product Content: Main fabric: 100% Cotton Product Features: Pattern: Plain Fit: Tight Thickness: Thin Sleeve Length: Short Sleeve Product Type: Pullover Collar: Polo Neck Brand: LCW Vision Material: 100% Cotton Gender: Men