Thank you for viewing. Sunline STW-3221 M size Status EV HOT Heater Inner Suit Top and Bottom Set Includes two batteries Innerwear with a triple power design incorporating an EV HOT heater, perfect for cold weather. The exterior is relatively clean with no tears, but please note that there is a tear on the inside side of the pants. There is no problem with use, but please refrain from purchasing if you are looking for a pristine item. There is no size notation, so it is uncertain if 3L is the correct size. - Brand: SUNLINE - Model: STW-3221 - Type: Innerwear - Function: Built-in EV HOT Heater - Features: Triple power design - Switch: Equipped with LED switch - Color: Black *Battery operation has also been confirmed. Please understand that this is a used item and purchase with no claims and no returns. Thank you.