Vacuum sealing keeps food fresh for up to 5 times longer than ordinary methods. Buy in bulk. Save money. Prevent waste. Easy-to-use port for quick, reliable vacuum sealing. Multi-channel design for fast, effective air removal. Embossed seven-layer bags are strong and puncture resistant. BPA free. Unique, durable multi-layer construction creates an airtight barrier around food. Specially designed channels for fast, effective air removal. Compatible with most brands of vacuum sealers. For best performance, use with Presto FreshDaddy vacuum sealers. Pack contains eight (8) gallon-size bags (10.25 in. by 11 in). Smaller quart-size bags are also available.