This Unger Stingray SRPD2 glass washing pad is designed for use with the Stingray refillable surface cleaning kit (sold separately). The pad features a unique triangle shape that allows you to reach perfectly into corners for the most thorough cleaning possible. Integrated elastic bands ensure secure pad attachment to the Stingray adapter plate (sold separately).The pad consists of 13.0 mm looped pile long microfibers great for removing heavy dirt and grime. Ideal applications for the pad include first-time window cleaning and performing deep cleaning periodically. Machine washable, it will maintain its integrity through up to 300 wash cycles, helping to cut down on the cost of paper product waste. With optimal cleaning performance and a reusable design, the Stingray cleaning pad helps you save both time and money while increasing productivity.