Jorgensen Labs Cryo Luer Lock Adaptor for Precision Veterinary Cryosurgery Type_Toilet Safety Frames The lightweight TR 90 nylon construction IWT 360 9539 001 The lightweight TR 90 nylon construction ensures that the eyewear remains comfortable during extended fluoroscopic procedures These lung bags address the critical operational challenge of maintaining a sanitary training environment while ensuring realistic chest rise and fall during CPR instruction you ensure compatibility across various delivery tips and syringes Cryogenic Temperature Resistance: Constructed from high quality materials specifically selected to withstand extreme thermal cycling without degradation