In terms of construction

"Take it easy" Tool Finder with colour coding according to sizes

Hidden medial side zip or easy on and off

It is MADE IN USA

GPR Exhaust - Deeptone ATV Slip-On for Beeline Bestia 3.3 Supermoto Offroad - 2011 to 2021 Muffler with:dB Killer-Link Pipe In terms of constructionGPR's Deeptone ATV silencer series is made of hand brushed 304 stainless steel, with TIG welding on the cone. It has a round shape with a diameter of 100 mm. Product Features SOUND: Upgraded sound from stock exhaust PERFORMANCE: Upgraded performance from stock exhaust QUALITY: Italian made with high grade welding WEIGHT: Lighter than stock exhaust Technical Specifications Shape: Round Body Color: Brushed Stainless steel Endcap Color: Brushed Stainless