304 STAINLESS STEEL MATERIAL: Both versions are constructed with food-grade stainless steel, a healthier option for pets than plastic, with no direct plastic-water contact.
TWO USER-FRIENDLY DESIGNS: Mint style uses twist-to-release operation; stainless steel style uses one-touch press button for fast, one-handed use.
LONG-LASTING TEMPERATURE RETENTION: The stainless steel model features double-walled vacuum insulation to keep water cold for 24 hours or warm for 12 hours.
LEAK-PROOF & SECURE: Both styles feature reliable leakproof locking systems to prevent wet messes in backpacks, purses, or cars.
PORTABLE CAPACITY: 400ml (13.5oz) size is perfect for outdoor walks, hiking, travel, and daily outings, with a comfortable built-in drinking bowl.