The OnCall Lancets are high-quality, sterile lancets designed for comfortable and efficient blood sampling. These lancets are compatible with a wide range of lancing devices, making them versatile and convenient for users. Whether you are using them with the OnCall Extra, OnCall Extra Mobile, or another lancing device, these lancets provide reliable performance. Each box contains 100 lancets, offering an ample supply for ongoing use. For individuals managing diabetes, OnCall Lancets offer a reliable and comfortable option for blood glucose monitoring, helping ensure accurate readings with minimal pain.