Engineered for maximum performance and efficiency, 7900 SIANET SIAFAST strips feature an open net structure that enables virtually dust-free sanding. Designed for use across a wide range of surfaces and applications, this durable abrasive delivers superior material removal, consistent surface quality, and minimal clogging -- making it the ideal solution for both professionals and demanding environments.Features and Benefits Open net structure enables full-surface dust extraction, significantly improving air quality and operator visibility High stock removal rate increases efficiency, reducing sanding time and boosting overall productivity Clog-resistant design maintains cutting power, extending product life and lowering abrasive consumption Robust net backing delivers high tear resistance, ensuring stability and durability even during heavy-duty sanding tasks SIAFAST hook-and-loop fastening system offers quick attachment and removal, saving time and improving workflow on the job site