tummy time water mat for baby
https://sovavtoprom.ru/wiki/index.php/14_Questions_You_Might_Be_Afraid_To_Ask_About_Play_Mats_For_Babies_0-6_Months
Inspect your mat regularly for indications to wear, such as loose threads and damaged foam. Repair or replace if you find it necessary. Always keep it in dry conditions to minimize the possibility of mold growth.