Paper Applicator Acceptability Study

Inclusion Criteria: * Age 18 years and older * Women who previously participated in CAPRISA 008 * Able and willing to provide first person informed consent to be screened for, and to enroll in, the study * Allow access to their CAPRISA 008 data, including study exit data * Able and willing to provide adequate locator information for study retention purposes * Sexually active (at least one coital act in the last 3 months prior to screening) * HIV negative * Negative pregnancy test \* * Agree to use a non-barrier form of contraceptive * Agree to adhere to study visits and procedures * breastfeeding is not exclusionary but participants must be informed of the presence of TFV in breast milk in negligible amounts Exclusion Criteria: * Has creatinine clearance ,\<50ml/min, as estimated using the method of Cockcroft and Gault * Has any other condition, that based on the opinion of the investigator or designee would preclude provision of informed consent, make participation in the study unsafe, complicate interpretation of the study outcome data, or otherwise interfere with achieving the study objectives