CASE. Sleeves feature flash-spun high-density polyethylene construction, which offers an inherent barrier to small particle sizes. Protection is built into the fabric itself; there are no films or laminates to abrade or wear away. That means Tyvek has a durability advantage over microporous film fabrics, delivering a consistently better barriereven with wear and tear. They also feature elastic tops and wrists. Serged seams standard too. One size fits most (18). Applications include: lead and asbestos abatement/remedation, general maintenance/operations, spray painting, general clean-up.