bkr Ben 1L Water Bottle in Grey. bkr Ben 1L Water Bottle in Grey. 1L glass and silicone water bottle. BPA and phthalate free. Small opening for no-spill use. Does not fit most cup holders. Dishwasher safe on top rack. Do not freeze or microwave. BKRR-WA5. GY02PB S332H3.