Specification: 100% Brand new and high quality. Material: Sponge Color: White, Black Quantity: 50pcs Length: 4.1cm Conversion: 1cm=0.39inch, 1inch=2.54cm Features: Suitable for acute and chronic rhinitis, sinusitis, allergic rhinitis, nasal polyps, ra pid elimination of nasal itching caused by rhinitis, nasal congestion, poor breathing, sneezing, hyposmia, headache, dizziness, memory loss, chest tightness, wheezing and other symptoms. Prevent inhalation of airborne tanning solution or overspray with spray tan nose filters. No side effects and no irritation of the nasal cavity, due to the softness of the sponge, the nose does not feel uncomfortable. It is economical and practical, clean and non-toxic. Package included: 50 x Nose Filter Notice: 1.Please allow 1-3mm error due to manual measurement,Please make sure you do not mind before you bid. 2.The colors may be a little difference for the different monitors displays, please understand.