Springfit™ 435ML FFP3 with Typhoon™ Valve - Retail ready This product is individually packaged for Retail Integrated Structural Comfort The NEW SpringFit™ fold flat disposable mask achieves an unrivalled secure fit with the use of a unique endoskeleton structure. SpringFit™ introduces an abundance of features that maximise fit, comfort, compatibility and performance. Features & Benefits The SpringFit™ Range Available in FFP3 and FFP2 valved and unvalved, with a nuisance odour carbon layer available on the FFP3 model. Typhoon™ Valve The Unique Typhoon™ valve has been designed to reduce breathing resistance, heat and moisture build-up. The valve is unaffected by any moisture, and therefore can be used with the same performance under very low temperatures. Compact The fold flat design makes SpringFit™ more compact, and easily pocketed. SpringFit™ is also individually packed to ensure a high level of hygiene.