You can find this specific treatment kit at major retailers and pharmacies:
: Kills lice and nits through suffocation rather than chemical neurotoxins. Key Components : Nix 503 (13) 7z
: A high-density metal nit comb included for physical removal of dead lice and eggs. Safety : Safe for use on children aged 2 years and older. Usage Instructions You can find this specific treatment kit at
kit, which includes a 3.4 fl oz (approximately ) bottle of treatment solution and a professional metal lice comb. The "503" and "13" in your query may correspond to specific manufacturer codes or batch identifiers found on the product's 7-Zip ( .7z ) digital documentation or retailer listings. Product Overview: Nix Ultra 2-in-1 Nix Ultra treatment Go to product viewer dialog for this item. Usage Instructions kit, which includes a 3
: Completely saturate dry hair and scalp with the solution. Wait : Leave the product on for 10 minutes.