Saqib zafar is simply the best and no it is not waterproof but it depends on the type of polyester/ but im right because most of them are not waterproof.
nylon
polyester
no denier mean the density and fibre of the fabric
The mattress pad is soft. it has a 50% cotton and Polyester top.
The laminate of a waterproof mattress generally will not hurt a child. The only danger would be if your child had a allergy to the material.
Ski outfits are primarily made out of tightly woven polyester or nylon which helps keep it waterproof and if the suit is insulated it may be down or more polyester.
Some of the best waterproof labels for jars available in the market include Avery UltraDuty GHS Chemical Labels, OnlineLabels Weatherproof Polyester Labels, and Milcoast Full Sheet Waterproof Shipping Labels.
Waterproof spray can be effective in protecting polyester fabric against water damage by creating a barrier that repels water. However, the level of protection may vary depending on the quality of the spray and how well it is applied. It is important to follow the manufacturer's instructions for best results.
Micro ballistic nylon is typically stronger and more durable than 1680-denier polyester and nylon fabrics due to its tightly woven structure and higher abrasion resistance. While 1680-denier fabrics are robust and commonly used for heavy-duty applications, micro ballistic nylon offers superior tensile strength and resistance to wear and tear. This makes it a preferred choice for high-performance gear and tactical applications.
The ballistic nylon will be a higher denier (thickness of the thread). Also will be shiny/glossy compared to the matte finish of polyester. Ballistic nylon will be much more durable and much less likey to tear or scuff. You can get higher denier polyester (900, 1200, 1800) which will be better for wear and tear. The price will reflect this however as 600d poly is low to mid price point whereas the others are higher.
Fleece is not inherently waterproof; it is typically made from synthetic materials like polyester or nylon that do not absorb water easily. Some fleece may have a DWR (durable water repellent) finish applied to the fabric, which helps to repel light moisture. For full waterproof protection, a waterproof membrane or coating would need to be added to the fabric.