Bitrex Fit Test Kits no checkout Elastic top with 2 buckles Elastic top with 2 buckles on back of leg Metal reinforced boot Sold per pair Velcro fasteners that ensure a secure fit for various shoe sizes Protects footwear and apply to leaking pipes or damaged equipment Certified and approved for use with drinking water system components Offers testing for disposable and reusable dust and mist respirators Bitrex creates an unmistakable bitter taste that indicates breakthrough on the respirator fit New disposable glass ampules make pouring solution into nebulizers easier and reduce the chance of contamination Reusable poly coated hood with clear viewing window