Features 1. Non-toxic Material: Made of super soft and Non-toxic PU foam. Slow rebounds foam material fits different ear canal structures and have no pressure on ear 2. High Noise Reduction: High noise reduction rate ear plugs can meet the needs of noise reduction in different occasions. 3. Multiple Occasions: Great for Sleeping, working, studying, shooting, travel or any environment you need quiet. 4. Easy to Use: Easy to roll and insert. Ear plug foam compresses quickly for easy insertion. 5. Fit Ear Canal Well: The earplugs fit well in the ear canal and you won't have to worry about them falling out; Ear plugs stay in all night, suit for side sleepers. Specification Material: PU polyurethane Color: Multicolored, Pink, Green Size: 9 x 5 x 5 cm, 14 x 5 x 5 cm, 18 x 5 x 5 cm Weight: 30 g, 70 g, 98 g Package Include: 1 bottle x Earplug(24 Pcs) or 1 bottle x Earplug(60 Pcs) or 1 bottle x Earplug(120 Pcs)