It's M size

• Shoulder Width: 52 cm（approx.20.47 inches）
• Chest Circumference: 114 cm（approx.44.88 inches
• Garment Length: 70 cm（approx.27.56 inches）
• Sleeve Length: 22 cm（approx.8.66 inches）

Size L

• Shoulder Width: 54 cm（approx.21.26 inches）
• Chest Circumference: 118 cm（approx.46.46 inches）
• Garment Length: 72 cm（approx.28.35 inches
• Sleeve Length: 23 cm（approx.9.06 inches

Size XL

• Shoulder Width: 56 cm（approx.22.05 inches）
• Chest Circumference: 122 cm（approx.48.03 inches）
• Garment Length: 74 cm（approx.29.13 inches）
• Sleeve Length: 24 cm（approx.9.45 inches）

Size XXL

• Shoulder Width: 58 cm（approx.22.83 inches）
• Chest Circumference: 126 cm（approx.49.61 inches）
• Garment Length: 76 cm（approx.29.92 inches）
• Sleeve Length: 25 cm（approx.9.84 inches）

• Fit Classification: Loose
• Style Details: Vintage
• Fabric: Man - made Fiber
• Applicable Population: Boys
• Material Composition: 100% New Polyester Fiber
• Function: Cool Feeling
• Launch Season: Summer 2025
• Thickness: Thin
• Sleeve Length: Short Sleeve
• Style: Retro Style
• Neckline Design: Guab Collar (Cuban Collar)
• Applicable Gender: Male
• Wearing Method: Cardigan
• Pattern: Printed
• Sizes: 2XL, M, L, XL
• Color: White