Product DescriptionChest sealing features:bull; Used by military, police, fire, EMS, and the first Respondersbull; Large release card for Easy to put on and take off the bull; Effective in extremely low temperaturesbull; Transparent backing for easy placement on the raniebull; Strong medicalbull grade hydrogel adhesive; Easily conforms and adheres to all middot body surfaces; Provides complete occlusion - even with excessive blood, dirt, sand, hair or heavy sweatingmiddot; Large tab for easy and quick applicationmiddot; Configured for ease of use in low-light middot conditions; Latex free; Minimum incidence of allergic reactions to glumiddot; Durable, puncture-resistant middot packaging; Integrity and function maintained during storage or handling in a complex configuration