Giselle Mattress TopperGiselle Cool Gel Bamboo 8 cm Mattress Topper Add that extra bit of comfort to your mattress. An extra 8cm to be precise with our cool gel mattress topper. And the difference is simply wonderful. That's because our topper provides palpable relief to your pressure joints no matter how you sleep, a cooler sleeping surface and not least, individual contouring of your body shape thanks to the memory foam. The memory foam also helps to even bodyweight