Lab Flask Drink Bottle

The Latest Innovation in Science Gifts has Arrived. Introducing our Flask Tumbler, a premium 500 mL stainless steel drink bottle engineered with precision and inspired by the iconic Erlenmeyer flask. Crafted from durable 304 stainless steel inside and out, it features double-wall vacuum insulation to keep drinks hot or cold for everyday carry. Product Features: Double-wall vacuum insulation to keep your drink hot or cold for longer. Durable 304 stainless steel for long-lasting use. Leak-proof twist-on lid for worry-free portability. Customizable Fabric Handle Strap 500 mL (16 oz) Eco-friendly: reusable, BPA-free, and VOC-free powder-coated