The Iceman Vest S-Class is the same size and thickness as the Iceman Vest PRO X. [Changes] When attaching the Water Magnum: ① Iceman Vest PRO X → Requires tube modification ② Iceman S-Class → The joint is already connected with a nipple, so the Water Magnum can be attached without tube modification. ※See photo Tube Color ① Iceman Vest PRO X → Blue ② Iceman S-Class → Black ※See photo Front Fastening Adjuster Buckle ① Iceman Vest PRO X → Two ② Iceman S-Class → One - Saves effort ※See photo Dedicated Battery ① Iceman Vest PRO X → 5200mAh ② Iceman S-Class → 3350mAh - Lighter weight. [Product Name] YAMASHIN Iceman S-Class ICMSK-BLV-SET Ys GOD [Set Contents] ・Charging cable x 1 ・Water cooling vest x 1 ・Instruction manual x 1 ・Battery 3350mAh x 1 ・Iceman Charge Bottle 5.0 x 1 (Dedicated slim bottle 1,000ml) [Specifications] Iceman PRO X specifications Size: Free (S-5L) Color: Black Battery capacity (approx.): 3350mAh/3.6V PSE compliant Charging time (approx.): 1 hour 40 minutes (when using a separately sold 2A adapter) Battery usage time (approx.) ・Continuous operation: 7 hours ・20 seconds operation - 45 seconds stop mode: 20 hours ・20 seconds operation - 90 seconds stop mode: 25 hours Pump Specifications ・Pump output: 7.4V 150mA (maximum) ・Flow rate: 320-370ml/min Please be sure to refer to the profile before purchasing and consider it after you are satisfied. ⚠️Even if it is new, it will be treated as a used item, so please refrain from purchasing if you are a perfectionist. ⚠️Returns will not be accepted to prevent replacement, so please purchase after you are satisfied. ⚠️Please request price negotiations using the price reduction request function. ⚠️Shipping method will be Rakuraku Mercari delivery, so please understand. Iceman Water cooling clothing Water cooling vest ICEMAN PRO X Iceman PRO X Iceman PRO X Iceman Vest PRO X Iceman Vest PRO X ICMSKBLVSET Yamashin