The Rio Sun Foldable Insulated Lunch Bag delivers reliable thermal performance and effortless style in a multicolor design. Perfect for students, commuters, and weekend adventurers, this cooler bag keeps your food fresh for up to three hours — whether you’re heading to class or exploring outdoors.
- 18.7L / 4.2 GAL capacity for ample meal storage
- Food-grade insulated interior for safe temperature retention
- Cotton webbing handles for easy carry
- Lightweight, durable, and folds down for compact storage
Whether you’re looking to buy an insulated lunch bag for work or need a cheap thermal bag for food delivery, the Rio Sun fits seamlessly into your day.
Kaitlyn Price (verified owner) –
Perfect size for my work lunch. I use it daily and it’s held up great!
Aaron Meyer (verified owner) –
Bought this for my daughter—it’s the ideal lightweight thermal lunch bag for students.
Faith Smith (verified owner) –
Impressed by how compact it folds. Hands down one of the best cooler bags for outdoor use I’ve tried!