Founded in 1992 MABIS DMI healthcare has been fostering innovation teamwork and a customer driven philosophy we continually evolve to support your needs in a competitive and ever changing marketplace. With over 5000 products for the professional consumer and specialty markets we are dedicated to providing you with all your needs in the healthcare industry. Worn tips should be replaced for added safety and stability of the user. Reinforced with metal inserts. Shock absorbing. Suitable for aluminum or wooden crutches. Size #40 3/4 x 3. 1 pair.