The Photographic Solutions Ultra Digital Survival Kit Type 1 features four ULTRA Type 1 Sensor Swabs, Eclipse Optic Cleaning Solution, 10 PEC*PADs, an e-Wipe Pad Packet and a nylon zippered travel pouch. Using this kit will ensure your sensor is free of dust, dirt and other harmful particles that hinder performance and image quality. This kit is designed to 20mm high sensors, such as the APS-H sensor. The Ultra Type 1 Sensor Swabs are designed for one-time use on sensitive, optical imaging surfaces. When used with the Eclipse Optical Cleaning Solution, these swabs remove dust and other harmful particles from your camera’s sensor. The PEC*PADS are durable, lint free pads created for cleaning delicate surfaces. The e-Wipe Pads are pre-moistened with an alcohol mixture in order to clean sensitive equipment.