Silicone lunch box dividers come in three different shapes - rectangular (12 pcs), square (12 pcs), and round (12 pcs). Each shape comes in 4 different colors. The reusable cupcake liners are made of food-grade silicone, anti-odor, no smell, no chemical coating, environmentally friendly high-quality silicone, and the color does not fade. EASY TO CLEAN: Compared with paper cake cups, impermeable silicone baking cups are easier to store, also non-stick, oil-resistant HIGH QUALITY & OVEN SAFE: Heat resistant from -104F to 446F (-40C to 230C), safe for oven, freezer, microwave and dishwasher, simple and durable, share with family and friends Enjoy baking time together anytime. Multipurpose Muffin : Silicone baking cups can be used as silicone lunch box dividers, besides you can use them in family gatherings, picnics and outings. Besides, you can also use them as baking to make muffins, cupcakes and more Material: Silica gel colour: As shown Package Contents: 36 x muffin cups(12 per style, four colors per style) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.