Iris

20 oz straight sublimation skinny tumblers with a splash-proof lid
Advanced insulation technology:
Double-Wall Vacuum insulated thermal design is good for keeping your drinks warm or cold for a longer time, so you can use it in any season.
Push-on Tritan lid keeps any dust particles from getting in and stops major spills.
Safe and Durable:
304 stainless steel, more durable than other ordinary plastic
Silicone base to keep it from sliding on slippery surfaces and reduce the noise.