Power Support Crystal set more on Amazon?

my dad's bday soon. got new iphone 4s right before christmas , wanted him power support screen protector. want order through amazon, $29.99 on amazon vs. $14.95 on ps site. amazon has free shipping, still. it's twice much? not used seeing items cost more through amazon. seems case these products. else find @ lower price on amazon? or way?

 

luckily save online receipts , how cost me shipping:

quote

item sku qty subtotal
2 hd anti-glare screen films - iphone 4
subtotal $14.95
shipping & handling $5.95
gift certificates: $0.00
grand total $20.90

click expand...

so if you, i'd go ahead , buy through powersupport website.

 

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