Amazon has 5-lb (75 Servings) Dymatize x Fruity Pebbles ISO100 Whey Protein Powder Isolate on sale for $74.06 - $3.70 (clip the 5% off coupon on the item page) - $3.70 (5% Subscribe & Save discount) = $66.66. Shipping is free.

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Thanks to community member mrk98 for finding this deal.
Features:

• Nostalgic, sweet flavor is the ultimate treat for anyone craving a burst of flavor. Yabba-Dabba-Delicious!
• Dymatize ISO100 is our highest-quality protein, and it is designed to support muscle growth through rapid protein absorption. The protein is broken down into small peptides, facilitating faster digestion and absorption
• 25g of protein, 5g of BCAA, 1g of fat, 1g of sugar, gluten free, and less than 120 calories, ISO100 whey protein provides a simple macro