The Philips Avent Breast Care Thermopads are designed to help you stay dry and comfortable during the day. Developed with midwife and baby adviser Vicky Scott who has been supporting mums with breastfeeding for 15 years, The Philips Avent breast pads have four layers to prevent and contain leakage of breast milk. Philips Avent breast pads have a contoured shape that allows you to wear them discreetly under your clothing. Anti-slip due to adhesive tapes to keep the breast pad in place. A Silky soft topsheet and breathable, natural materials. Dermatologically tested.