Product Information Material: silicone+sponge Earplugs color: pink, blue,yellow Size: 17*14mm 1.Ergonomic designcomfortable to wear, fit the ear canal without falling off, sleep rolling, no restrictions 2.Various Specifications: You can switch according to the size of your ear canal 3.Slow Rebound Sponge Design: make wearing more comfortable, soft and fit each ear 4.The Earplugs are Composed of Three Parts: noise reduction ring, replaceable earplugs, and sound filter inner ring 5.Layers of Noise Reduction: filter the sound waves, the noise reduction effect is more obvious Package included: 1 Pair Ear Plugs Note Please allow 2-3 cm difference due to manual measurement. Besides different computers display colors differently, the color of the actual item may vary slightly from the below images, thanks for your understanding(1 inch = 2.54 cm) Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. YJL official store