Heating function can be used alone without turning on the flame

MULTI USE - This practical cookware can be used with a variety of vegetables in addition to asparagus

the other side is smooth surface without lines

Material: PVC+ PU+Sponge+ Iron

Cool Coolers by Fit + Fresh Slim Compact Reusable Ice Pack, Perfect for Lunch Boxes Consoles Heating function can be usedCool Coolers by Fit + Fresh Slim Compact Reusable Ice Pack, Perfect for Lunch Boxes, Coolers, and Beach Bags, Clear Blue, 4 Pack Brand: Fit & Fresh Color: Clear Blue Features: SLIM ICE PACK: Thinly designed to fit in tight spaces and are stackable for double the cooling power. Each ice pack measures 4. 75" x 4. 75" x 0. 25" the ideal size for staying cool and saving space. VERSATILE DESIGN: Pack your bag with purpose because you never know where life