Extra wide Dia 34cm Microfibre refill making it cover more area compared to ordinary refill of diameter 28 to 30 cm. Having more microfibre strands weighing 115 grams per refill against ordinary refills weighing approximately 75 to 100 grams Mop Head freely spins 360 degree with 8,000 strands of banded microfibre strands, reusable and machine washable, suitable for all types of flooring pulls in dirt and messy spills strong, durable and absorbent having more water holding capacity The middle Disc part is made of pure virgin plastic hence making it more durable against the cheap refills which have a black core made of recycled low quality plastic. Mop head freely spins 360 degree, Microfibre mop head works great wet or dry. Keeps your hands out of dirty water. Durable and longer service life. Mop head design can be rotated freely through 360 degrees to evenly and easily clean any corner.