1BrandTwoworld The stylish grey mat material is pure cotton This is because the cotton is soft and comfortable and it definitely adds a trendy visual effect to any ordinary wooden chair 2The material of the cushion cover is cotton so it is no slipperyIf it is inadvertently soiled by the baby it can be wiped directly or washed with water and dried easilyThe shoulder strap of the cushion is doubled to make the chair stronger 3Our cushions are suitable for hand washing because the rolling force of the washing machine is too large and the seat cushion is easily damaged If they can be washed by hand their use will last longerCushion sizethe top is 41 cm long and the bottom is 31 cm long Upper width 48 cm bottom width 37 cm 4Our high chair straps are pretty long and they can be adjustedThis high chair straps perfect for old woodenantique high chair As long as you have the slots for the straps 5Our combination of high chair cushions and high chair straps better meet the daily needs of moms and babies Better comfort and safety for high chairsHigh chair strap with instructions mounting pattern and installation video connectionPlease confirm the size of the high chair and buy it thank you