Surge Ascent

• Insulated high-flow hydration
  
• Surge valve delivers a solid stream, then self-seals to eliminate drips and spills
  
• Engineered Cool: Tri-layer insulation combines an external reflective heat shield with two layers of insulating foam to keep liquids cool
  
• Easy to squeeze thanks to its flexible, ultra-light materials and the unique grip groove
  
• Easy To Clean: The cap's two pieces, the lid and the valve easily separate for top-rack dishwasher cleaning

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