High-quality Full-frame sensor cleaning kit. Replaceable cleaning pen, supports 16mm half-frame / 24mm full-frame cleaning stick / carbon head / brush, which can be easily changed. Soft and scratch-free cleaning head to protect the sensor. The kit includes 20 16mm half-frame cleaning sticks that fit the sensor perfectly. All cleaning sticks are vacuum packed. Portable and hygienic, convenient to carry when walking or traveling in the wind, compact size.