Oasis Double Wall Insulated Drink Bottle 500ml Botanical Time to take your doggie out for a stroll at the park? Pack yourself a cool thirst quencher with the Oasis Double Wall Insulated Drink Bottle. While this slim bottle easily slips into your canvas tote, its double-walled stainless steel body keeps your cold brew or fruit juice refreshingly cold longer. No need to swing by the cafe and queue up for a cold drink when you can easily prepare it at home, thanks to this vacuum-insulated bottle from Oasis.