i bought for my 2 year old boy. The material is cooling and very soft. As he always sweat profusely during sleep, the pillow is good in the sense that the sweat will be wicked away quite effectively. The mattress size is correct for the normal cot. The thickness of the mattress is thick enough but not as thick as the normal tilam. Initially i wanted to bring this nap set to his school but i realise this set is too bulky for me to carry to the school. Overall, is a good buy because the material i...