Haspro - Moldable Earplugs are fully moldable, reusable earplugs. Safe and comfortable, they are made of high-quality silicone that is hypoallergenic and soft to the touch. The earplugs can be shaped in the palm of your hand like modelling clay, which means that you can achieve the perfect fit for you. The set contains 6 pairs (12 pieces total) of moldable earplugs.