Possible Clues:

• And in a sturdy cover, catch the eye
• Refuse to cede and it's a drink all round
• You'll 30 across the one that will not sit-in, perhaps
• Refuse to agree - project
• Don't agree to - project
• Be proud, and put up with striking
• Be conspicuous, or persist in demand
• As will be obvious, that's no sit-in
• Be particularly noticeable
• Project to be highlighted?