Funjia Threadless 400
Funjia Threadless 400
No Twisting. No Leaking. Squeeze & Sip in 1 Second.
Engineered with medical-grade 316 stainless steel and a patented threadless click-lock lid. Keeps your drinks hot or icy cold for 6 hours with a 100% leak-proof double seal that never ruins your bag—perfect for your tea, coffee, or cold drink on the go.
Dispatches nationwide in 24–48 hours
Color: Mustard yellow
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Squeeze. Sip. Sealed.
No twisting. No leaking. Effortless one-second access.
316 Medical-Grade Steel
Superior corrosion resistance compared to standard 304 stainless, preserving pure beverage flavor with zero metallic aftertaste.
Threadless Quick-Lock
Dual-button release eliminates screw threads. Squeeze the side buttons to pop open; press down until it clicks to seal airtight.
Double-Wall Vacuum Insulation
Maintains piping hot or icy cold temperatures for up to 6 hours while remaining completely sweat-free on the outside.
Double-Silicone Seal
Engineered for zero-leak protection inside backpacks, gym bags, and car cup holders, even under heavy movement.