“…However, they tend to fall into the following five categories: standard (pencil), marshmallow (teardrop), ball, roller, and metal (or ceramic) glide. In a survey conducted with 98 cane users in 2005, marshmallow tip was rated as the most preferred cane tip in three of six functional categories, which include durability, resiliency, and strength (Ambrose-Zaken, 2005). Although roller tips were not rated high in this survey, personal communications with one of the major cane tip vendors (T. Russell, personal communication, September 23, 2008) and orientation and mobility (O&M) specialists (A. Kaufman, personal communication, February 2, 2009; M. J. Weessies, personal communication, February 4, 2009; S. Williams-Riseng, personal communication, February 5, 2009) indicated that its popularity has been growing in recent years.…”