I'm debating between a CoverCraft and Seal Skin right now. I have no direct experience with the Seal Skin, but they come recommended by someone I trust, so that at least puts them on the radar.

Seal Skin Covers

DynoDave
Walter P. Chrysler Club - Great Lakes Region
Member # 12304
1970 Plymouth Duster
1972 Dodge Charger Rallye
https://wichargerguy.proboards.com/
1977 Chrysler Cordoba