I'm not sure of the exact model this is, feel free to ask questions! This shirt is meant to be worn as a protective Compression shirt while riding motorcycles, motor bikes etc. You can never have too much protection on the road. As with all of PANDO MOTO’s protective gear, we haven’t compromised on comfort – flexibility and ventilation are guaranteed when wearing this armor correctly. Pando Motor size guide SMALL European size: 48 Chest (cm) : 88 Chest (in) : 34.6 Waist (cm) : 85 Waist (in) : 33.4