Mfr #: 120557 | Manufacturer: Heathrow Scientific
Heavy cardboard mailers for safe transport
Cover that opens for viewing and thumb grooves for easy slide removal
Securely holds slides with or without cover...
Mfr #: B01323WA | Manufacturer: Whirl-Pak
All bags are sterilized after manufacturing using ethylene oxide gas at an independent ISO-certified facility. Exceptionally clear film and superior strength are achieved...