The claim
Critics argue that the mention of 'kawāʿib atrāban' (youthful companions of equal age) in 78:33 reduces Paradise to a crude sensual or sexual reward, and reflects a materialistic or male-centered vision of the afterlife.
The kernel of concern
It is true that the Qur'an describes Paradise using tangible, sensory imagery — gardens, fruit, drink, and companionship — and that this verse refers to youthful spouses or companions. The Qur'an does not shy away from physical delight as part of the reward.
What the verse actually says
The verse lists companions of equal, matched age among several delights — gardens, grapes, a brimming cup — within a passage whose climax is not pleasure but the majesty of God (78:37) and whose framing is 'a recompense from your Lord, a gift amply bestowed' (78:36). Classical commentators read 'kawāʿib atrāban' as full-grown companions of like age, an image of beauty and harmony, not a catalogue of lust.
The honest position
Islam regards the body and its lawful pleasures as good, not shameful, so it is unsurprising that Paradise — a restoration of the whole person — includes physical delight. But the tradition is emphatic that the greatest reward is the pleasure of God and the vision of His face, beside which all sensory delights pale. The same passage purifies speech (no idle talk, no lies, v.35) and ends in awe before the All-Merciful, showing the reward is moral and spiritual as much as physical. Reward verses addressed to women (e.g. 9:72, 36:56, 43:70) make clear Paradise is promised to believing men and women alike; the imagery is evocative, dignified, and not confined to one gender's gratification.
Strongest counter-arguments
Symbolic and sensory language about an unseen realm is a feature of religious texts generally; the Qur'an itself says no soul knows the delights hidden for it (cf. 32:17). To read these descriptions as merely physical ignores both the literary framing and the explicit teaching that nearness to God is the supreme reward.