Durable performance for rugged jobs or workers requiring maximum support for an athletic physique. Used by materials handlers and workers in warehousing, construction, transportation and heavy industry. – Proportional sizing – wider as sizes increase. – Two-way stretch power knit primary belt. Allows exact placement of boning stays on lower back for firm support. – Triple-lock closure on cinch strap. – Spring steel boning stays. – Premium woven elastic cinch and shoulder straps. – Positive vertical locking system achieved with two-way stretch binding and rubberized interior stay pockets. – Lightweight. – Long life “golden grip” fasteners. – Offered with or without shoulder straps. – Adjustable leather shoulder strap guide. – Machine washable – Sizes XS – XXL. – Stock colors: Black, White or Powerbright Orange.