These soothing inserts are designed to help aid your breastfeeding journey with soothing heat and/or cooling relief. Cool therapy can be used for relief from engorgement and swelling, whilst heat therapy can assist with milk production and let-down. Designed to pair with the Bare Mum Postpartum Bralette (not included, but available separately) these reusable inserts fit in the inner opening of the bra, to help relieve discomfort associated with breastfeeding. Features: Reusable and hand washable Curved design and soft material for comfort on sensitive areas and discrete wear Pliable even when frozen, to contour to your body comfortably Contains naturally derived, non toxic gel and real botanicals TGA certified Certified BPA and phthalates free Midwife and lactation consultant approved Designed in Australia Quantity: Pack of two (2) inserts Materials: Made of naturally derived non-toxic gel Water, glycerol, cellulose gum, potassium sorbate 100% free of BPA and Phthalates TGA certified To Use: TO COOL - freeze for 1 hour or submerge in icy water TO HEAT - microwave for 10 seconds or submerge in hot waterIf needed, reheat in additional 5-second increments until desired temperature is achieved Always test temperature before application Do not use directly on the skin Do not use for longer periods than 20 minutes at a time Wait until the skin returns to normal temperature before reapplying