They should be purchased every time you spot one since it is 260 Marks of Grace is required to purchase Graceful Outfit which is one of RuneScape Gold the most popular sets in RuneScape. This gear is not used for its defensive or offensive purpose, but because it can reduce weight. The set includes 6 items: gloves, hood and capes, armor, boots and legs.
While wearing full Grace players are able to reduce -25kg in weight. There is also a 30% extra energy recovery. This makes it a great product to wear while doing all sorts of things other than combat. It works great when combined with super-energy potions as well as stamina potions.
After acquiring every piece of graceful equipment that is the principal reason to gather Marks of Grace, those yellow tokens are able to be used to purchase Amylase Crystals packs which later could be offered on Auction House for the price of around 8k coins each. This makes Agility an excellent skill that can earn you money while training.
There is also the option of spending marks of grace to recolor your garments at Kourend, the Great City of Kourend but it is required to earn 100% approval from some of the house. There are seven hues available: purple or blue in two shades white, green, red, and yellow. Additionally, there is a regular ones for those looking to return to the old colors. The NPC who can colour your armor is known as Osten and is located in the Shayzien home of Great Kourend.
If you're interested in starting doing Agility your best option is to Buy OSRS Gold be starting through quests. Those award way better experiences per hour than traditional training methods. When you complete Recruitment Drive, The Tourist Trap as well as the Grand Tree quests will get the Agility beginner up to 32 in a very quick amount of time.