Dissolvable best seals for downhole tools degrade completely in 7–30 days in 200°F brine. Magnesium-backed elastomer dissolves leaving full-bore ID for production. Ideal for frac plugs and ball seats. Frac crews choose the best seals for downhole tools that eliminate mill-out runs. https://globalsealstech.com/product-category/oil-gas-seals/downhole-completion-tools-seals/