Moldex 785901 SNR32 Spark Plug Detect Earplug for Dispensing Station, Pack of 500

Amazon

Plugs remain hygienic as the dispenser mechanism is automatically replaced with every refill Contains 500 pairs of Moldex Spark Plugs Detect Easy to Use Content: 500 pairs Noise protection: 32dB [SNR] Made of soft PU-foam

Euroffice

Moldex 7859 Dispenser with 500 Spark Plug Detectable Earplugs. Dispenser for Moldex Spark Plug Detect Earplugs. Hygienic refill system. Capacity: 500 pairs of Moldex Spark Plug Detect (one size).