Cartoon 304 Stainless Steel Children with Strap Straws Katomb Kit of Water Cups Thermos Flask

Product category: vacuum flask Liner material: 304 stainless steel Thermal insulation performance: 6-12 hours Material: inner 304 and outer 201 Shell material: 201 stainless steel Style: with rope, large capacity, bouncing cup, with straw and lock. Functions: thickening, household, portable, vacuum, thermal insulation, bouncing, anti-falling. Capacity: 500ml