TP Lace stands for normal-transparent lace. The relative transparency of TP Lace is about 80%, which meets the needs of most customers for transparent lace. It has the advantage of good transparency at a relatively low price, and is relatively strong and less prone to breakage due to hard pulling.
HD Lace stands for HD Swiss-transparent lace. HD Lace is 100% transparent and meets the needs of some customers for full transparency. Its main advantage is 100% transparency, but it is more expensive than normal transparent lace.
Please choose accordingly to your needs and budget.