Capacity: 550ml/18ozSize/weight: 5.8×7.4×20cm/355gCarton: 50×34×24cm/0.041m³QTY: 24pcsN.W./G.W.: 8.0/8.8kgs1. Introduction: Daily Carry as a Functional RequirementIn the contemporary lifestyle, hydration devices have evolved from static containers into engineered solutions supporting daily mobility. A stainless steel sports and outdoor water bottle intended for daily carry must meet multidimensional performance requirements: thermal retention, leak-proof reliability, ergonomic handling, and structural durability. Unlike occasional-use bottles, daily carry bottles are subjected to repeated stre...