Product Sku: 21102
It is made of soft , flexible silicone.
The shape of the ear during insertion .
Protect the inner part of the ear by water , dust , sand, and possible contamination .
They also offer excellent protection from acoustic noise .
It is completely harmless and antiallergic and leave no residue on the ear .
Suitable for students who need concentration , as well as for people suffering from insomnia .
Ideal for sea, air, and sleep for any kind of noise.
Instructions: Soften the ear with the fingers and then insert them into the ear , pressing gently until completely closed.